year,ssb,rec,land,fmort
1946,NA,179506,NA,NA
1947,140720,68007,47800,0.3502
1948,120358,77472,56800,1.5971
1949,90942,197367,5400,0.089
1950,86954,116475,13600,0.195
1951,87738,323928,15800,0.2573
1952,100536,197295,10500,0.4372
1953,108248,167414,17600,0.3589
1954,147062,191196,11000,0.148
1955,169400,469184,20500,0.1398
1956,169861,791378,20400,0.1479
1957,179866,369217,22800,0.201
1958,199636,555110,33500,0.2199
1959,278232,712881,35000,0.2531
1960,258861,531006,28500,0.0713
1961,286802,525297,74000,0.2849
1962,310084,467070,92900,0.4722
1963,267049,585841,130300,0.775
1964,189254,507381,86500,0.802
1965,156607,99674,122900,1.2134
1966,83727,39279,58400,0.7637
1967,89307,178653,67700,1.3328
1968,27410,47144,16800,0.7793
1969,16572,33805,20913,0.9457
1970,19816,70373,16445,1.167
1971,13276,89677,11831,1.5835
1972,10694,418769,370,0.1683
1973,28955,134222,255,0.049
1974,46179,200239,1274,0.0292
1975,117438,554112,13280,0.1098
1976,130191,436442,17168,0.1573
1977,134036,195360,28924,0.3
1978,176745,247634,37333,0.3229
1979,199447,253201,45072,0.2331
1980,213929,876281,53269,0.2827
1981,187323,237704,39544,0.4471
1982,193623,217420,56528,0.4598
1983,220198,467366,58665,0.2121
1984,233018,1205689,50293,0.1311
1985,249819,666498,49092,0.1573
1986,258257,358971,65413,0.3094
1987,360347,517770,75439,0.4711
1988,423416,419520,91760,0.7022
1989,394293,1072390,100733,0.4634
1990,357659,1539950,105593,0.529
1991,306910,900740,109499,0.411
1992,379524,1050220,106825,0.317
1993,556380,353510,102802,0.237
1994,593310,399710,134000,0.331
1995,599610,792290,125850,0.284
1996,509020,NA,95880,0.203