sample,id first,2001 first,2002 first,2003 first,2004 first,2005 first,2006 first,2007 first,2008 first,2009 first,2010 first,2011 first,2012 first,2013 first,2014 first,2015 first,2016 first,2017 first,2018 first,2019 first,2020 first,2021 first,2022 first,2023 first,2024 first,2025 first,2026 first,2027 second,2028 second,2029 second,2030 second,2031 second,2032 second,2033 second,2034 second,2035 second,2036 second,2037 second,2038 second,2039 second,2040 second,2041 second,2042 second,2022 second,2023 second,2024 third,2025 third,2026 fourth,2027 third,2040 third,2041 fourth,2042 third,2043 third,2044 third,2045 third,2046 third,2047 third,2048 third,2049 third,2050 third,2051 third,2052 fourth,2051 fourth,2052 fourth,2053 fourth,2054 fourth,2055 fourth,2056 fourth,2057