Year | Value | 2022 | 47,723,817 | 2021 | 46,419,723 | 2020 | 45,119,750 | 2019 | 43,847,434 | 2018 | 42,604,607 | 2017 | 41,377,229 | 2016 | 40,192,334 | 2015 | 39,085,555 | 2014 | 37,996,822 | 2013 | 36,933,550 | 2012 | 35,948,776 | 2011 | 34,970,702 | 2010 | 34,008,359 | 2009 | 33,097,262 | 2008 | 32,210,699 | 2007 | 31,365,661 | 2006 | 30,540,495 | 2005 | 29,685,848 | 2004 | 28,828,713 | 2003 | 27,960,824 | 2002 | 27,072,067 | 2001 | 26,235,690 | 2000 | 25,502,389 | 1999 | 24,802,213 | 1998 | 24,090,679 | 1997 | 23,392,235 | 1996 | 22,684,535 | 1995 | 21,959,440 | 1994 | 21,257,595 | 1993 | 20,569,620 | 1992 | 19,875,616 | 1991 | 19,245,920 | 1990 | 18,716,697 | 1989 | 18,207,171 | 1988 | 17,663,242 | 1987 | 17,130,374 | 1986 | 16,646,510 | 1985 | 16,195,576 | 1984 | 15,746,812 | 1983 | 15,311,717 | 1982 | 14,902,141 | 1981 | 14,535,467 | 1980 | 14,222,169 | 1979 | 13,874,799 | 1978 | 13,451,516 | 1977 | 13,014,850 | 1976 | 12,594,168 | 1975 | 12,189,736 | 1974 | 11,807,682 | 1973 | 11,447,422 | 1972 | 11,124,697 | 1971 | 10,828,473 | 1970 | 10,538,982 | 1969 | 10,240,101 | 1968 | 9,940,041 | 1967 | 9,672,253 | 1966 | 9,435,748 | 1965 | 9,207,999 | 1964 | 8,995,047 | 1963 | 8,791,247 | 1962 | 8,569,716 | 1961 | 8,335,207 | 1960 | 8,112,025 |
|