Year Number
1950 82.268
1951 83.469
1952 84.25
1953 84.908
1954 85.541
1955 86.108
1956 87.089
1957 88.068
1958 88.915
1959 89.516
1960 89.842
1961 90.593
1962 91.01
1963 91.187
1964 91.297
1965 91.435
1966 91.911
1967 92.338
1968 92.695
1969 92.948
1970 93.085
1971 93.659
1972 94.119
1973 94.459
1974 94.685
1975 94.803
1976 94.92
1977 94.839
1978 94.606
1979 94.259
1980 93.812
1981 94.338
1982 94.724
1983 94.946
1984 94.961
1985 94.727
1986 94.53
1987 94.191
1988 93.797
1989 93.388
1990 92.943
1991 91.586
1992 90.276
1993 89.024
1994 87.799
1995 86.565
1996 86.325
1997 86.029
1998 85.636
1999 85.084
2000 84.311
2001 83.764
2002 82.881
2003 81.794
2004 80.657
2005 79.538
2006 77.915
2007 76.427
2008 75.036
2009 73.667
2010 72.31
2011 71.128
2012 69.996
2013 68.952
2014 68.04
2015 67.266
2016 67.073
2017 66.835
2018 66.593
2019 66.373
2020 66.15
2021 65.926
2022 65.718
2023 65.449
2024 65.011
2025 64.352
2026 63.589
2027 62.673
2028 61.631
2029 60.521
2030 59.386
2031 58.314
2032 57.228
2033 56.153
2034 55.112
2035 54.123
2036 53.271
2037 52.465
2038 51.723
2039 51.053
2040 50.458
2041 49.996
2042 49.591
2043 49.247
2044 48.965
2045 48.743
2046 48.611
2047 48.528
2048 48.478
2049 48.442
2050 48.41
2051 48.426
2052 48.443
2053 48.459
2054 48.473
2055 48.49
2056 48.549
2057 48.599
2058 48.647
2059 48.705
2060 48.778
2061 48.892
2062 49.01
2063 49.123
2064 49.213
2065 49.272
2066 49.318
2067 49.336
2068 49.335
2069 49.327
2070 49.321
2071 49.344
2072 49.357
2073 49.382
2074 49.445
2075 49.564
2076 49.766
2077 50.01
2078 50.286
2079 50.582
2080 50.887
2081 51.243
2082 51.601
2083 51.955
2084 52.303
2085 52.639
2086 52.993
2087 53.326
2088 53.643
2089 53.945
2090 54.233
2091 54.527
2092 54.8
2093 55.06
2094 55.315
2095 55.573
2096 55.842
2097 56.107
2098 56.374
2099 56.647
2100 56.93