Year | Value | 2022 | 34,503,653 | 2021 | 33,459,195 | 2020 | 32,404,731 | 2019 | 31,341,654 | 2018 | 30,271,484 | 2017 | 29,177,456 | 2016 | 28,070,141 | 2015 | 26,965,156 | 2014 | 25,908,510 | 2013 | 24,945,773 | 2012 | 24,094,404 | 2011 | 23,361,502 | 2010 | 22,717,952 | 2009 | 22,140,712 | 2008 | 21,605,027 | 2007 | 21,077,809 | 2006 | 20,548,610 | 2005 | 20,020,714 | 2004 | 19,492,474 | 2003 | 18,965,769 | 2002 | 18,445,578 | 2001 | 17,926,807 | 2000 | 17,409,543 | 1999 | 16,899,764 | 1998 | 16,402,040 | 1997 | 15,925,424 | 1996 | 15,480,866 | 1995 | 15,042,994 | 1994 | 14,593,576 | 1993 | 14,164,796 | 1992 | 13,780,101 | 1991 | 13,423,576 | 1990 | 13,065,633 | 1989 | 12,673,143 | 1988 | 12,287,876 | 1987 | 11,944,141 | 1986 | 11,611,753 | 1985 | 11,275,132 | 1984 | 10,970,000 | 1983 | 10,698,375 | 1982 | 10,399,251 | 1981 | 10,084,117 | 1980 | 9,791,048 | 1979 | 9,530,303 | 1978 | 9,295,390 | 1977 | 9,095,476 | 1976 | 8,916,920 | 1975 | 8,731,625 | 1974 | 8,544,764 | 1973 | 8,361,662 | 1972 | 8,184,885 | 1971 | 8,012,120 | 1970 | 7,840,049 | 1969 | 7,672,684 | 1968 | 7,507,461 | 1967 | 7,341,250 | 1966 | 7,176,831 | 1965 | 7,014,849 | 1964 | 6,855,147 | 1963 | 6,700,871 | 1962 | 6,552,944 | 1961 | 6,410,720 | 1960 | 6,272,321 |
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