Year Number
1950 92.737
1951 93.277
1952 93.741
1953 94.215
1954 94.829
1955 95.651
1956 97.339
1957 98.907
1958 100.428
1959 101.874
1960 103.158
1961 104.45
1962 105.501
1963 106.262
1964 106.631
1965 106.551
1966 106.251
1967 105.535
1968 104.486
1969 103.199
1970 101.724
1971 100.203
1972 98.537
1973 96.773
1974 94.946
1975 93.079
1976 91.297
1977 89.484
1978 87.698
1979 86.008
1980 84.445
1981 83.004
1982 81.74
1983 80.61
1984 79.544
1985 78.502
1986 77.605
1987 76.681
1988 75.778
1989 74.97
1990 74.276
1991 73.531
1992 72.936
1993 72.414
1994 71.851
1995 71.189
1996 70.495
1997 69.663
1998 68.763
1999 67.914
2000 67.171
2001 66.309
2002 65.635
2003 65.054
2004 64.429
2005 63.708
2006 63.017
2007 62.212
2008 61.375
2009 60.626
2010 60.016
2011 59.391
2012 58.905
2013 58.513
2014 58.143
2015 57.757
2016 57.341
2017 56.926
2018 56.518
2019 56.147
2020 55.825
2021 55.471
2022 55.174
2023 54.92
2024 54.695
2025 54.491
2026 54.262
2027 54.061
2028 53.889
2029 53.747
2030 53.639
2031 53.496
2032 53.389
2033 53.313
2034 53.263
2035 53.24
2036 53.184
2037 53.157
2038 53.158
2039 53.187
2040 53.241
2041 53.245
2042 53.279
2043 53.348
2044 53.459
2045 53.614
2046 53.739
2047 53.913
2048 54.13
2049 54.382
2050 54.664
2051 54.889
2052 55.15
2053 55.448
2054 55.788
2055 56.173
2056 56.511
2057 56.902
2058 57.33
2059 57.774
2060 58.222
2061 58.573
2062 58.936
2063 59.325
2064 59.759
2065 60.253
2066 60.691
2067 61.194
2068 61.753
2069 62.356
2070 62.994
2071 63.536
2072 64.122
2073 64.752
2074 65.422
2075 66.127
2076 66.721
2077 67.361
2078 68.038
2079 68.737
2080 69.452
2081 70.022
2082 70.62
2083 71.247
2084 71.9
2085 72.571
2086 73.078
2087 73.625
2088 74.202
2089 74.8
2090 75.419
2091 75.868
2092 76.351
2093 76.874
2094 77.433
2095 78.022
2096 78.401
2097 78.837
2098 79.319
2099 79.826
2100 80.344