Year | Value | 2022 | 15,669,052 | 2021 | 15,102,890 | 2020 | 14,553,419 | 2019 | 14,015,215 | 2018 | 13,502,378 | 2017 | 13,001,604 | 2016 | 12,502,904 | 2015 | 12,021,155 | 2014 | 11,559,254 | 2013 | 11,105,820 | 2012 | 10,658,602 | 2011 | 10,219,218 | 2010 | 9,786,183 | 2009 | 9,357,689 | 2008 | 8,934,612 | 2007 | 8,527,849 | 2006 | 8,140,172 | 2005 | 7,768,972 | 2004 | 7,414,140 | 2003 | 7,073,537 | 2002 | 6,749,693 | 2001 | 6,436,071 | 2000 | 6,137,001 | 1999 | 5,858,183 | 1998 | 5,600,786 | 1997 | 5,360,279 | 1996 | 5,130,728 | 1995 | 4,908,793 | 1994 | 4,691,530 | 1993 | 4,480,388 | 1992 | 4,275,795 | 1991 | 4,076,385 | 1990 | 3,879,217 | 1989 | 3,690,629 | 1988 | 3,543,008 | 1987 | 3,399,814 | 1986 | 3,262,030 | 1985 | 3,127,713 | 1984 | 2,996,570 | 1983 | 2,869,250 | 1982 | 2,747,533 | 1981 | 2,632,207 | 1980 | 2,522,440 | 1979 | 2,405,731 | 1978 | 2,224,641 | 1977 | 2,057,155 | 1976 | 1,904,229 | 1975 | 1,763,007 | 1974 | 1,630,556 | 1973 | 1,506,366 | 1972 | 1,390,270 | 1971 | 1,282,416 | 1970 | 1,181,154 | 1969 | 1,087,396 | 1968 | 1,010,972 | 1967 | 939,416 | 1966 | 872,628 | 1965 | 810,351 | 1964 | 752,562 | 1963 | 699,081 | 1962 | 650,185 | 1961 | 608,791 | 1960 | 570,661 |
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