Year | Value | 2022 | 34,667,820 | 2021 | 33,619,778 | 2020 | 32,557,526 | 2019 | 31,554,538 | 2018 | 30,624,638 | 2017 | 29,705,509 | 2016 | 28,796,562 | 2015 | 27,940,627 | 2014 | 27,104,979 | 2013 | 26,266,812 | 2012 | 25,482,026 | 2011 | 24,718,229 | 2010 | 23,987,268 | 2009 | 23,276,588 | 2008 | 22,543,577 | 2007 | 21,847,565 | 2006 | 21,153,363 | 2005 | 20,406,156 | 2004 | 19,677,794 | 2003 | 18,987,345 | 2002 | 18,320,109 | 2001 | 17,716,607 | 2000 | 17,190,899 | 1999 | 16,686,888 | 1998 | 16,181,120 | 1997 | 15,702,234 | 1996 | 15,254,919 | 1995 | 14,789,250 | 1994 | 14,273,976 | 1993 | 13,775,784 | 1992 | 13,316,044 | 1991 | 12,886,779 | 1990 | 12,525,035 | 1989 | 12,187,867 | 1988 | 11,841,564 | 1987 | 11,509,273 | 1986 | 11,203,378 | 1985 | 10,921,047 | 1984 | 10,642,569 | 1983 | 10,368,203 | 1982 | 10,104,679 | 1981 | 9,871,478 | 1980 | 9,671,242 | 1979 | 9,426,205 | 1978 | 9,123,284 | 1977 | 8,857,049 | 1976 | 8,642,490 | 1975 | 8,436,788 | 1974 | 8,251,445 | 1973 | 8,081,016 | 1972 | 7,899,984 | 1971 | 7,702,862 | 1970 | 7,497,144 | 1969 | 7,295,558 | 1968 | 7,109,392 | 1967 | 6,940,690 | 1966 | 6,787,518 | 1965 | 6,643,006 | 1964 | 6,503,552 | 1963 | 6,370,134 | 1962 | 6,242,556 | 1961 | 6,121,999 | 1960 | 6,012,463 |
|