Year | Value | 2022 | 1,474,032 | 2021 | 1,553,714 | 2020 | 1,546,123 | 2019 | 1,548,831 | 2018 | 1,542,644 | 2017 | 1,501,606 | 2016 | 1,436,837 | 2015 | 1,331,523 | 2014 | 1,193,578 | 2013 | 1,081,071 | 2012 | 1,022,271 | 2011 | 1,042,988 | 2010 | 1,153,572 | 2009 | 1,317,924 | 2008 | 1,508,012 | 2007 | 1,700,969 | 2006 | 1,801,609 | 2005 | 1,797,719 | 2004 | 1,710,296 | 2003 | 1,546,160 | 2002 | 1,376,185 | 2001 | 1,269,481 | 2000 | 1,266,842 | 1999 | 1,353,650 | 1998 | 1,498,089 | 1997 | 1,630,638 | 1996 | 1,721,009 | 1995 | 1,772,373 | 1994 | 1,789,288 | 1993 | 1,775,243 | 1992 | 1,725,878 | 1991 | 1,651,954 | 1990 | 1,543,646 | 1989 | 1,423,840 | 1988 | 1,314,142 | 1987 | 1,201,621 | 1986 | 1,099,256 | 1985 | 1,060,788 | 1984 | 1,098,660 | 1983 | 1,166,309 | 1982 | 1,284,607 | 1981 | 1,437,711 | 1980 | 1,536,474 | 1979 | 1,550,856 | 1978 | 1,522,280 | 1977 | 1,475,252 | 1976 | 1,409,473 | 1975 | 1,362,079 | 1974 | 1,318,398 | 1973 | 1,278,999 | 1972 | 1,243,086 | 1971 | 1,201,495 | 1970 | 1,180,859 | 1969 | 1,151,294 | 1968 | 1,086,944 | 1967 | 1,020,792 | 1966 | 984,265 | 1965 | 925,577 | 1964 | 868,198 | 1963 | 852,099 | 1962 | 840,279 | 1961 | 826,760 | 1960 | 804,067 |
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