Year Number
1950 50.404
1951 50.554
1952 50.538
1953 50.639
1954 50.835
1955 51.002
1956 50.929
1957 50.975
1958 50.989
1959 50.846
1960 50.513
1961 50.247
1962 49.797
1963 49.25
1964 48.753
1965 48.379
1966 48.176
1967 48.041
1968 47.981
1969 47.988
1970 48.064
1971 48.3
1972 48.562
1973 48.865
1974 49.221
1975 49.623
1976 50.218
1977 50.826
1978 51.347
1979 51.623
1980 51.579
1981 51.382
1982 50.813
1983 50.085
1984 49.502
1985 49.225
1986 49.208
1987 49.544
1988 50.022
1989 50.337
1990 50.329
1991 50.578
1992 50.432
1993 50.022
1994 49.589
1995 49.265
1996 48.945
1997 48.741
1998 48.551
1999 48.198
2000 47.613
2001 47.169
2002 46.567
2003 45.926
2004 45.4
2005 45.079
2006 45.023
2007 45.155
2008 45.491
2009 46.006
2010 46.676
2011 47.706
2012 48.738
2013 49.779
2014 50.847
2015 51.91
2016 52.918
2017 53.982
2018 55.023
2019 55.9
2020 56.56
2021 57.376
2022 57.919
2023 58.248
2024 58.48
2025 58.674
2026 58.945
2027 59.185
2028 59.399
2029 59.57
2030 59.697
2031 59.983
2032 60.254
2033 60.53
2034 60.85
2035 61.247
2036 61.933
2037 62.697
2038 63.527
2039 64.392
2040 65.259
2041 66.382
2042 67.517
2043 68.649
2044 69.754
2045 70.814
2046 72.024
2047 73.157
2048 74.246
2049 75.345
2050 76.473
2051 77.729
2052 79.029
2053 80.249
2054 81.204
2055 81.772
2056 82.077
2057 82.015
2058 81.634
2059 81.029
2060 80.26
2061 79.441
2062 78.493
2063 77.457
2064 76.376
2065 75.279
2066 74.328
2067 73.412
2068 72.58
2069 71.895
2070 71.393
2071 71.255
2072 71.352
2073 71.599
2074 71.861
2075 72.054
2076 72.358
2077 72.618
2078 72.865
2079 73.139
2080 73.443
2081 73.867
2082 74.367
2083 74.883
2084 75.348
2085 75.736
2086 76.105
2087 76.437
2088 76.721
2089 76.949
2090 77.112
2091 77.119
2092 77.084
2093 77.009
2094 76.911
2095 76.802
2096 76.552
2097 76.315
2098 76.118
2099 75.982
2100 75.908