Year Number
1950 70.588
1951 71.886
1952 73.441
1953 74.741
1954 75.711
1955 76.515
1956 78.928
1957 80.674
1958 82.115
1959 83.536
1960 85.018
1961 86.989
1962 89.008
1963 90.873
1964 92.262
1965 93.06
1966 94.503
1967 95.248
1968 95.494
1969 95.57
1970 95.671
1971 96.647
1972 97.466
1973 98.094
1974 98.456
1975 98.54
1976 99.328
1977 99.744
1978 99.813
1979 99.509
1980 98.82
1981 98.756
1982 98.026
1983 96.916
1984 95.818
1985 94.947
1986 94.194
1987 93.97
1988 93.937
1989 93.644
1990 92.95
1991 93.315
1992 92.935
1993 92.226
1994 91.738
1995 91.693
1996 92.106
1997 92.813
1998 93.594
1999 94.069
2000 94.064
2001 94.234
2002 93.89
2003 93.174
2004 92.291
2005 91.343
2006 90.436
2007 89.48
2008 88.454
2009 87.313
2010 86.064
2011 84.928
2012 83.72
2013 82.503
2014 81.359
2015 80.333
2016 79.595
2017 78.899
2018 78.25
2019 77.64
2020 77.059
2021 76.634
2022 76.197
2023 75.748
2024 75.278
2025 74.782
2026 74.34
2027 73.857
2028 73.333
2029 72.765
2030 72.159
2031 71.59
2032 70.977
2033 70.334
2034 69.677
2035 69.02
2036 68.433
2037 67.832
2038 67.229
2039 66.636
2040 66.063
2041 65.576
2042 65.101
2043 64.627
2044 64.133
2045 63.614
2046 63.135
2047 62.626
2048 62.115
2049 61.635
2050 61.205
2051 60.861
2052 60.548
2053 60.259
2054 59.983
2055 59.718
2056 59.499
2057 59.279
2058 59.064
2059 58.863
2060 58.681
2061 58.537
2062 58.401
2063 58.268
2064 58.132
2065 57.993
2066 57.866
2067 57.731
2068 57.594
2069 57.456
2070 57.321
2071 57.198
2072 57.069
2073 56.943
2074 56.83
2075 56.737
2076 56.655
2077 56.583
2078 56.527
2079 56.489
2080 56.468
2081 56.456
2082 56.454
2083 56.465
2084 56.491
2085 56.534
2086 56.573
2087 56.624
2088 56.689
2089 56.766
2090 56.854
2091 56.929
2092 57.012
2093 57.106
2094 57.213
2095 57.335
2096 57.434
2097 57.544
2098 57.669
2099 57.808
2100 57.962