Year Number
1950 79.057
1951 80.278
1952 82.063
1953 83.583
1954 84.578
1955 85.196
1956 87.13
1957 88.122
1958 88.839
1959 89.881
1960 91.425
1961 93.593
1962 96.375
1963 99.267
1964 101.507
1965 102.731
1966 103.865
1967 103.826
1968 103.058
1969 102.187
1970 101.51
1971 101.562
1972 101.71
1973 101.836
1974 101.73
1975 101.314
1976 101.279
1977 100.881
1978 100.25
1979 99.552
1980 98.868
1981 98.486
1982 97.922
1983 97.193
1984 96.269
1985 95.132
1986 94.07
1987 92.766
1988 91.254
1989 89.554
1990 87.676
1991 85.807
1992 83.771
1993 81.558
1994 79.141
1995 76.517
1996 73.963
1997 71.209
1998 68.359
1999 65.554
2000 62.886
2001 60.106
2002 57.614
2003 55.378
2004 53.381
2005 51.666
2006 50.401
2007 49.488
2008 48.91
2009 48.645
2010 48.682
2011 49.234
2012 49.848
2013 50.601
2014 51.537
2015 52.618
2016 53.734
2017 54.821
2018 55.826
2019 56.664
2020 57.271
2021 57.29
2022 57.26
2023 57.074
2024 56.632
2025 55.931
2026 55.186
2027 54.193
2028 53.076
2029 52.018
2030 51.122
2031 50.334
2032 49.701
2033 49.218
2034 48.841
2035 48.554
2036 48.368
2037 48.288
2038 48.331
2039 48.522
2040 48.875
2041 49.352
2042 49.959
2043 50.699
2044 51.565
2045 52.542
2046 53.563
2047 54.67
2048 55.837
2049 57.025
2050 58.206
2051 59.285
2052 60.323
2053 61.308
2054 62.23
2055 63.073
2056 63.693
2057 64.238
2058 64.674
2059 64.957
2060 65.069
2061 64.887
2062 64.582
2063 64.179
2064 63.721
2065 63.246
2066 62.644
2067 62.046
2068 61.525
2069 61.178
2070 61.059
2071 61.032
2072 61.234
2073 61.663
2074 62.301
2075 63.128
2076 64.025
2077 65.134
2078 66.389
2079 67.678
2080 68.926
2081 69.988
2082 71.006
2083 71.979
2084 72.915
2085 73.812
2086 74.485
2087 75.127
2088 75.72
2089 76.255
2090 76.737
2091 76.952
2092 77.126
2093 77.275
2094 77.427
2095 77.601
2096 77.502
2097 77.43
2098 77.406
2099 77.451
2100 77.575