Year | Value | 2022 | 255,237,494 | 2021 | 253,842,953 | 2020 | 252,309,703 | 2019 | 251,382,653 | 2018 | 251,098,234 | 2017 | 251,201,457 | 2016 | 251,820,817 | 2015 | 253,808,569 | 2014 | 256,608,575 | 2013 | 258,751,341 | 2012 | 260,424,716 | 2011 | 261,186,570 | 2010 | 259,341,666 | 2009 | 255,587,787 | 2008 | 251,509,079 | 2007 | 247,386,949 | 2006 | 243,068,392 | 2005 | 238,506,893 | 2004 | 233,914,308 | 2003 | 229,032,737 | 2002 | 223,390,744 | 2001 | 217,936,976 | 2000 | 213,754,675 | 1999 | 210,942,718 | 1998 | 209,831,610 | 1997 | 209,803,782 | 1996 | 209,908,033 | 1995 | 209,992,432 | 1994 | 209,457,470 | 1993 | 208,029,891 | 1992 | 205,393,281 | 1991 | 201,829,180 | 1990 | 198,351,353 | 1989 | 194,983,169 | 1988 | 192,447,135 | 1987 | 190,040,322 | 1986 | 184,840,590 | 1985 | 177,177,227 | 1984 | 169,494,612 | 1983 | 161,817,949 | 1982 | 156,100,865 | 1981 | 153,963,737 | 1980 | 153,557,690 | 1979 | 153,122,492 | 1978 | 151,435,097 | 1977 | 148,141,282 | 1976 | 144,233,290 | 1975 | 139,938,442 | 1974 | 135,048,622 | 1973 | 129,611,774 | 1972 | 123,666,134 | 1971 | 117,922,379 | 1970 | 112,190,005 | 1969 | 106,348,624 | 1968 | 101,382,543 | 1967 | 97,462,601 | 1966 | 94,711,684 | 1965 | 93,172,369 | 1964 | 92,636,472 | 1963 | 92,858,518 | 1962 | 93,268,646 | 1961 | 93,236,785 | 1960 | 92,872,504 |
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