{
    "db": [
        {
            "PostgreSQL": 658, 
            "Elastic": 12, 
            "MongoDB": 19, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2797, 
            "date": "2019-12-01", 
            "Riak": 0, 
            "Memcached": 16, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 660, 
            "Elastic": 12, 
            "MongoDB": 17, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2833, 
            "date": "2019-12-03", 
            "Riak": 0, 
            "Memcached": 17, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 652, 
            "Elastic": 13, 
            "MongoDB": 18, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2786, 
            "date": "2019-12-08", 
            "Riak": 0, 
            "Memcached": 15, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 650, 
            "Elastic": 13, 
            "MongoDB": 18, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2775, 
            "date": "2019-12-10", 
            "Riak": 0, 
            "Memcached": 14, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 645, 
            "Elastic": 12, 
            "MongoDB": 16, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2781, 
            "date": "2019-12-13", 
            "Riak": 0, 
            "Memcached": 14, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 602, 
            "Elastic": 10, 
            "MongoDB": 15, 
            "CouchDB": 0, 
            "Redis": 2, 
            "MySQL": 2699, 
            "date": "2019-12-17", 
            "Riak": 0, 
            "Memcached": 12, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 627, 
            "Elastic": 10, 
            "MongoDB": 15, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2641, 
            "date": "2019-12-20", 
            "Riak": 0, 
            "Memcached": 12, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 639, 
            "Elastic": 10, 
            "MongoDB": 14, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2676, 
            "date": "2019-12-24", 
            "Riak": 0, 
            "Memcached": 14, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 652, 
            "Elastic": 11, 
            "MongoDB": 14, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2694, 
            "date": "2019-12-27", 
            "Riak": 0, 
            "Memcached": 14, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 637, 
            "Elastic": 12, 
            "MongoDB": 17, 
            "CouchDB": 0, 
            "Redis": 2, 
            "MySQL": 2616, 
            "date": "2019-12-31", 
            "Riak": 0, 
            "Memcached": 15, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 629, 
            "Elastic": 13, 
            "MongoDB": 17, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2556, 
            "date": "2020-01-03", 
            "Riak": 0, 
            "Memcached": 16, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 623, 
            "Elastic": 13, 
            "MongoDB": 19, 
            "CouchDB": 0, 
            "Redis": 5, 
            "MySQL": 2523, 
            "date": "2020-01-07", 
            "Riak": 0, 
            "Memcached": 16, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 624, 
            "Elastic": 13, 
            "MongoDB": 19, 
            "CouchDB": 0, 
            "Redis": 5, 
            "MySQL": 2506, 
            "date": "2020-01-10", 
            "Riak": 0, 
            "Memcached": 16, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 624, 
            "Elastic": 15, 
            "MongoDB": 19, 
            "CouchDB": 0, 
            "Redis": 6, 
            "MySQL": 2517, 
            "date": "2020-01-14", 
            "Riak": 0, 
            "Memcached": 15, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 654, 
            "Elastic": 15, 
            "MongoDB": 18, 
            "CouchDB": 0, 
            "Redis": 5, 
            "MySQL": 2591, 
            "date": "2020-01-21", 
            "Riak": 0, 
            "Memcached": 16, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 650, 
            "Elastic": 12, 
            "MongoDB": 15, 
            "CouchDB": 0, 
            "Redis": 5, 
            "MySQL": 2565, 
            "date": "2020-01-28", 
            "Riak": 0, 
            "Memcached": 18, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 672, 
            "Elastic": 12, 
            "MongoDB": 16, 
            "CouchDB": 0, 
            "Redis": 4, 
            "MySQL": 2599, 
            "date": "2020-02-04", 
            "Riak": 0, 
            "Memcached": 19, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 677, 
            "Elastic": 14, 
            "MongoDB": 17, 
            "CouchDB": 0, 
            "Redis": 2, 
            "MySQL": 2621, 
            "date": "2020-02-11", 
            "Riak": 0, 
            "Memcached": 18, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 668, 
            "Elastic": 14, 
            "MongoDB": 16, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2597, 
            "date": "2020-02-18", 
            "Riak": 0, 
            "Memcached": 16, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 626, 
            "Elastic": 14, 
            "MongoDB": 15, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2439, 
            "date": "2020-02-25", 
            "Riak": 0, 
            "Memcached": 14, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 612, 
            "Elastic": 15, 
            "MongoDB": 15, 
            "CouchDB": 0, 
            "Redis": 4, 
            "MySQL": 2394, 
            "date": "2020-03-10", 
            "Riak": 0, 
            "Memcached": 14, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 624, 
            "Elastic": 13, 
            "MongoDB": 18, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2375, 
            "date": "2020-03-17", 
            "Riak": 0, 
            "Memcached": 16, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 647, 
            "Elastic": 14, 
            "MongoDB": 21, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2517, 
            "date": "2020-03-24", 
            "Riak": 0, 
            "Memcached": 17, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 650, 
            "Elastic": 14, 
            "MongoDB": 21, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2524, 
            "date": "2020-03-31", 
            "Riak": 0, 
            "Memcached": 18, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 648, 
            "Elastic": 17, 
            "MongoDB": 21, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2560, 
            "date": "2020-04-07", 
            "Riak": 0, 
            "Memcached": 19, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 665, 
            "Elastic": 18, 
            "MongoDB": 21, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2656, 
            "date": "2020-04-14", 
            "Riak": 0, 
            "Memcached": 16, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 664, 
            "Elastic": 18, 
            "MongoDB": 21, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2836, 
            "date": "2020-04-21", 
            "Riak": 0, 
            "Memcached": 19, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 673, 
            "Elastic": 18, 
            "MongoDB": 21, 
            "CouchDB": 1, 
            "Redis": 3, 
            "MySQL": 3008, 
            "date": "2020-04-28", 
            "Riak": 0, 
            "Memcached": 20, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 675, 
            "Elastic": 19, 
            "MongoDB": 21, 
            "CouchDB": 1, 
            "Redis": 3, 
            "MySQL": 3065, 
            "date": "2020-05-05", 
            "Riak": 0, 
            "Memcached": 20, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 672, 
            "Elastic": 21, 
            "MongoDB": 22, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 3076, 
            "date": "2020-05-12", 
            "Riak": 0, 
            "Memcached": 18, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 660, 
            "Elastic": 18, 
            "MongoDB": 20, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 3023, 
            "date": "2020-05-19", 
            "Riak": 0, 
            "Memcached": 19, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 655, 
            "Elastic": 18, 
            "MongoDB": 19, 
            "CouchDB": 0, 
            "Redis": 2, 
            "MySQL": 2808, 
            "date": "2020-06-02", 
            "Riak": 0, 
            "Memcached": 16, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 668, 
            "Elastic": 18, 
            "MongoDB": 18, 
            "CouchDB": 0, 
            "Redis": 1, 
            "MySQL": 2907, 
            "date": "2020-06-16", 
            "Riak": 0, 
            "Memcached": 16, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 658, 
            "Elastic": 21, 
            "MongoDB": 19, 
            "CouchDB": 0, 
            "Redis": 1, 
            "MySQL": 2897, 
            "date": "2020-06-23", 
            "Riak": 0, 
            "Memcached": 17, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 663, 
            "Elastic": 23, 
            "MongoDB": 20, 
            "CouchDB": 0, 
            "Redis": 1, 
            "MySQL": 2900, 
            "date": "2020-06-30", 
            "Riak": 0, 
            "Memcached": 17, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 672, 
            "Elastic": 19, 
            "MongoDB": 22, 
            "CouchDB": 0, 
            "Redis": 1, 
            "MySQL": 2918, 
            "date": "2020-07-21", 
            "Riak": 0, 
            "Memcached": 21, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 633, 
            "Elastic": 11, 
            "MongoDB": 21, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2709, 
            "date": "2020-08-25", 
            "Riak": 0, 
            "Memcached": 20, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 584, 
            "Elastic": 10, 
            "MongoDB": 21, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 2451, 
            "date": "2020-09-01", 
            "Riak": 0, 
            "Memcached": 13, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 584, 
            "Elastic": 10, 
            "MongoDB": 20, 
            "CouchDB": 1, 
            "Redis": 5, 
            "MySQL": 2417, 
            "date": "2020-09-08", 
            "Riak": 0, 
            "Memcached": 18, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 643, 
            "Elastic": 11, 
            "MongoDB": 22, 
            "CouchDB": 1, 
            "Redis": 5, 
            "MySQL": 2709, 
            "date": "2020-09-15", 
            "Riak": 0, 
            "Memcached": 20, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 690, 
            "Elastic": 12, 
            "MongoDB": 22, 
            "CouchDB": 1, 
            "Redis": 6, 
            "MySQL": 2872, 
            "date": "2020-09-22", 
            "Riak": 0, 
            "Memcached": 22, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 683, 
            "Elastic": 12, 
            "MongoDB": 22, 
            "CouchDB": 1, 
            "Redis": 6, 
            "MySQL": 2837, 
            "date": "2020-09-29", 
            "Riak": 0, 
            "Memcached": 22, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 664, 
            "Elastic": 11, 
            "MongoDB": 22, 
            "CouchDB": 1, 
            "Redis": 8, 
            "MySQL": 2826, 
            "date": "2020-10-06", 
            "Riak": 0, 
            "Memcached": 21, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 660, 
            "Elastic": 10, 
            "MongoDB": 21, 
            "CouchDB": 1, 
            "Redis": 8, 
            "MySQL": 2816, 
            "date": "2020-10-13", 
            "Riak": 0, 
            "Memcached": 19, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 653, 
            "Elastic": 11, 
            "MongoDB": 20, 
            "CouchDB": 0, 
            "Redis": 7, 
            "MySQL": 2502, 
            "date": "2020-10-27", 
            "Riak": 0, 
            "Memcached": 15, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 640, 
            "Elastic": 10, 
            "MongoDB": 21, 
            "CouchDB": 1, 
            "Redis": 7, 
            "MySQL": 2472, 
            "date": "2020-11-03", 
            "Riak": 0, 
            "Memcached": 14, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 628, 
            "Elastic": 13, 
            "MongoDB": 20, 
            "CouchDB": 1, 
            "Redis": 5, 
            "MySQL": 2390, 
            "date": "2020-11-10", 
            "Riak": 0, 
            "Memcached": 15, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 650, 
            "Elastic": 13, 
            "MongoDB": 21, 
            "CouchDB": 1, 
            "Redis": 3, 
            "MySQL": 2383, 
            "date": "2020-11-17", 
            "Riak": 0, 
            "Memcached": 17, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 663, 
            "Elastic": 12, 
            "MongoDB": 21, 
            "CouchDB": 2, 
            "Redis": 2, 
            "MySQL": 2436, 
            "date": "2020-11-24", 
            "Riak": 0, 
            "Memcached": 17, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 671, 
            "Elastic": 12, 
            "MongoDB": 20, 
            "CouchDB": 2, 
            "Redis": 2, 
            "MySQL": 2471, 
            "date": "2020-12-01", 
            "Riak": 0, 
            "Memcached": 16, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 665, 
            "Elastic": 12, 
            "MongoDB": 20, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 2456, 
            "date": "2020-12-08", 
            "Riak": 0, 
            "Memcached": 16, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 655, 
            "Elastic": 7, 
            "MongoDB": 18, 
            "CouchDB": 2, 
            "Redis": 2, 
            "MySQL": 2383, 
            "date": "2020-12-22", 
            "Riak": 0, 
            "Memcached": 13, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 646, 
            "Elastic": 8, 
            "MongoDB": 16, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 2301, 
            "date": "2020-12-29", 
            "Riak": 0, 
            "Memcached": 13, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 629, 
            "Elastic": 8, 
            "MongoDB": 18, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 2259, 
            "date": "2021-01-05", 
            "Riak": 0, 
            "Memcached": 13, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 617, 
            "Elastic": 7, 
            "MongoDB": 19, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 2181, 
            "date": "2021-01-12", 
            "Riak": 0, 
            "Memcached": 10, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 631, 
            "Elastic": 9, 
            "MongoDB": 19, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 2212, 
            "date": "2021-01-19", 
            "Riak": 0, 
            "Memcached": 11, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 619, 
            "Elastic": 9, 
            "MongoDB": 19, 
            "CouchDB": 1, 
            "Redis": 1, 
            "MySQL": 2243, 
            "date": "2021-01-26", 
            "Riak": 0, 
            "Memcached": 11, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 619, 
            "Elastic": 7, 
            "MongoDB": 16, 
            "CouchDB": 0, 
            "Redis": 1, 
            "MySQL": 2286, 
            "date": "2021-02-02", 
            "Riak": 0, 
            "Memcached": 12, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 621, 
            "Elastic": 12, 
            "MongoDB": 17, 
            "CouchDB": 0, 
            "Redis": 2, 
            "MySQL": 2288, 
            "date": "2021-02-09", 
            "Riak": 0, 
            "Memcached": 10, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 606, 
            "Elastic": 13, 
            "MongoDB": 18, 
            "CouchDB": 0, 
            "Redis": 1, 
            "MySQL": 2218, 
            "date": "2021-02-16", 
            "Riak": 0, 
            "Memcached": 11, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 603, 
            "Elastic": 12, 
            "MongoDB": 18, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 2178, 
            "date": "2021-02-23", 
            "Riak": 0, 
            "Memcached": 11, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 595, 
            "Elastic": 11, 
            "MongoDB": 18, 
            "CouchDB": 1, 
            "Redis": 3, 
            "MySQL": 2078, 
            "date": "2021-03-02", 
            "Riak": 0, 
            "Memcached": 11, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 578, 
            "Elastic": 9, 
            "MongoDB": 17, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 1989, 
            "date": "2021-03-09", 
            "Riak": 0, 
            "Memcached": 12, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 575, 
            "Elastic": 8, 
            "MongoDB": 20, 
            "CouchDB": 1, 
            "Redis": 3, 
            "MySQL": 1872, 
            "date": "2021-03-16", 
            "Riak": 0, 
            "Memcached": 11, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 599, 
            "Elastic": 10, 
            "MongoDB": 20, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 1878, 
            "date": "2021-03-30", 
            "Riak": 0, 
            "Memcached": 11, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 616, 
            "Elastic": 9, 
            "MongoDB": 23, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 1889, 
            "date": "2021-04-13", 
            "Riak": 0, 
            "Memcached": 11, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 604, 
            "Elastic": 8, 
            "MongoDB": 19, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 1794, 
            "date": "2021-04-20", 
            "Riak": 0, 
            "Memcached": 12, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 612, 
            "Elastic": 9, 
            "MongoDB": 18, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 1834, 
            "date": "2021-04-27", 
            "Riak": 0, 
            "Memcached": 12, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 600, 
            "Elastic": 8, 
            "MongoDB": 18, 
            "CouchDB": 0, 
            "Redis": 2, 
            "MySQL": 1786, 
            "date": "2021-05-04", 
            "Riak": 0, 
            "Memcached": 12, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 582, 
            "Elastic": 6, 
            "MongoDB": 19, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 1719, 
            "date": "2021-05-11", 
            "Riak": 0, 
            "Memcached": 12, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 605, 
            "Elastic": 5, 
            "MongoDB": 22, 
            "CouchDB": 0, 
            "Redis": 3, 
            "MySQL": 1784, 
            "date": "2021-05-18", 
            "Riak": 0, 
            "Memcached": 12, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 573, 
            "Elastic": 4, 
            "MongoDB": 21, 
            "CouchDB": 1, 
            "Redis": 3, 
            "MySQL": 1678, 
            "date": "2021-05-25", 
            "Riak": 0, 
            "Memcached": 11, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 545, 
            "Elastic": 3, 
            "MongoDB": 18, 
            "CouchDB": 1, 
            "Redis": 3, 
            "MySQL": 1597, 
            "date": "2021-06-01", 
            "Riak": 0, 
            "Memcached": 10, 
            "Cassandra": 0
        }, 
        {
            "PostgreSQL": 520, 
            "Elastic": 2, 
            "MongoDB": 16, 
            "CouchDB": 1, 
            "Redis": 2, 
            "MySQL": 1518, 
            "date": "2021-06-08", 
            "Riak": 0, 
            "Memcached": 9, 
            "Cassandra": 0
        }
    ]
}