Year Number
1950 71.852
1951 71.091
1952 69.327
1953 67.912
1954 67.202
1955 67.067
1956 67.08
1957 67.84
1958 68.894
1959 69.743
1960 70.155
1961 70.379
1962 70.374
1963 70.073
1964 69.485
1965 68.637
1966 68.381
1967 67.563
1968 66.447
1969 65.401
1970 64.589
1971 63.522
1972 62.863
1973 62.339
1974 61.535
1975 60.271
1976 59.151
1977 57.518
1978 55.61
1979 53.804
1980 52.293
1981 50.588
1982 49.339
1983 48.384
1984 47.461
1985 46.466
1986 46.063
1987 45.463
1988 44.832
1989 44.375
1990 44.1
1991 43.893
1992 43.922
1993 44.039
1994 44.106
1995 44.134
1996 43.956
1997 43.813
1998 43.672
1999 43.465
2000 43.149
2001 43.116
2002 42.728
2003 42.149
2004 41.596
2005 41.169
2006 40.334
2007 39.847
2008 39.598
2009 39.399
2010 39.19
2011 39.494
2012 39.638
2013 39.758
2014 40.09
2015 40.73
2016 41.486
2017 42.543
2018 43.799
2019 45.046
2020 46.163
2021 47.252
2022 48.217
2023 49.09
2024 49.974
2025 50.932
2026 51.998
2027 53.123
2028 54.251
2029 55.266
2030 56.093
2031 56.795
2032 57.311
2033 57.716
2034 58.154
2035 58.731
2036 59.429
2037 60.259
2038 61.191
2039 62.14
2040 63.037
2041 63.89
2042 64.691
2043 65.518
2044 66.502
2045 67.729
2046 69.244
2047 71.002
2048 72.941
2049 74.941
2050 76.912
2051 78.873
2052 80.824
2053 82.705
2054 84.405
2055 85.834
2056 86.931
2057 87.732
2058 88.321
2059 88.884
2060 89.567
2061 90.311
2062 91.198
2063 92.122
2064 92.848
2065 93.2
2066 93.03
2067 92.546
2068 91.871
2069 91.243
2070 90.843
2071 90.522
2072 90.421
2073 90.532
2074 90.763
2075 91.011
2076 91.134
2077 91.374
2078 91.676
2079 91.967
2080 92.219
2081 92.361
2082 92.531
2083 92.683
2084 92.794
2085 92.874
2086 92.764
2087 92.608
2088 92.479
2089 92.406
2090 92.343
2091 92.026
2092 91.824
2093 91.639
2094 91.41
2095 91.16
2096 90.788
2097 90.37
2098 89.969
2099 89.699
2100 89.597