Year | Value | 2022 | 230,741,810 | 2021 | 232,236,533 | 2020 | 230,793,903 | 2019 | 227,453,308 | 2018 | 223,745,100 | 2017 | 219,928,876 | 2016 | 215,910,505 | 2015 | 211,756,951 | 2014 | 207,673,890 | 2013 | 203,345,675 | 2012 | 198,266,644 | 2011 | 193,487,745 | 2010 | 190,042,696 | 2009 | 187,968,374 | 2008 | 187,599,483 | 2007 | 188,296,540 | 2006 | 189,137,614 | 2005 | 189,950,999 | 2004 | 190,111,451 | 2003 | 189,282,368 | 2002 | 187,170,132 | 2001 | 184,099,720 | 2000 | 181,035,795 | 1999 | 178,115,854 | 1998 | 175,951,143 | 1997 | 173,855,715 | 1996 | 168,936,390 | 1995 | 161,638,632 | 1994 | 154,330,244 | 1993 | 147,034,709 | 1992 | 141,743,817 | 1991 | 139,954,953 | 1990 | 139,741,666 | 1989 | 139,528,729 | 1988 | 138,279,677 | 1987 | 135,459,731 | 1986 | 131,941,242 | 1985 | 127,903,599 | 1984 | 123,177,985 | 1983 | 117,838,637 | 1982 | 111,912,728 | 1981 | 106,109,033 | 1980 | 100,433,672 | 1979 | 94,792,446 | 1978 | 90,047,225 | 1977 | 86,320,622 | 1976 | 83,773,931 | 1975 | 82,426,663 | 1974 | 81,968,323 | 1973 | 82,131,771 | 1972 | 82,501,899 | 1971 | 82,361,309 | 1970 | 81,691,715 | 1969 | 80,747,229 | 1968 | 79,467,822 | 1967 | 77,989,325 | 1966 | 76,450,838 | 1965 | 75,163,775 | 1964 | 74,260,071 | 1963 | 73,599,180 | 1962 | 72,804,328 | 1961 | 71,928,276 | 1960 | 71,060,908 |
|