Year | Value | 2022 | 61,399,749 | 2021 | 59,839,622 | 2020 | 58,284,361 | 2019 | 56,745,161 | 2018 | 55,246,462 | 2017 | 53,779,101 | 2016 | 52,324,690 | 2015 | 50,911,434 | 2014 | 49,550,412 | 2013 | 48,222,340 | 2012 | 46,910,795 | 2011 | 45,602,329 | 2010 | 44,321,299 | 2009 | 43,088,296 | 2008 | 41,898,913 | 2007 | 40,732,253 | 2006 | 39,597,926 | 2005 | 38,508,936 | 2004 | 37,448,428 | 2003 | 36,408,151 | 2002 | 35,386,878 | 2001 | 34,388,876 | 2000 | 33,426,506 | 1999 | 32,472,079 | 1998 | 31,519,520 | 1997 | 30,590,429 | 1996 | 29,668,565 | 1995 | 28,748,462 | 1994 | 27,834,734 | 1993 | 26,937,213 | 1992 | 26,062,905 | 1991 | 25,049,896 | 1990 | 24,040,457 | 1989 | 23,207,700 | 1988 | 22,377,644 | 1987 | 21,562,673 | 1986 | 20,875,844 | 1985 | 20,298,814 | 1984 | 19,759,678 | 1983 | 19,273,671 | 1982 | 18,760,631 | 1981 | 18,060,602 | 1980 | 17,623,100 | 1979 | 17,530,832 | 1978 | 17,277,926 | 1977 | 16,990,863 | 1976 | 16,669,166 | 1975 | 16,258,853 | 1974 | 15,873,055 | 1973 | 15,473,324 | 1972 | 15,069,716 | 1971 | 14,672,088 | 1970 | 14,275,062 | 1969 | 13,884,657 | 1968 | 13,506,803 | 1967 | 13,141,363 | 1966 | 12,802,436 | 1965 | 12,475,344 | 1964 | 12,146,005 | 1963 | 11,831,040 | 1962 | 11,530,185 | 1961 | 11,242,269 | 1960 | 10,968,468 |
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