Year | Value | 2022 | 1,922,263 | 2021 | 1,893,296 | 2020 | 1,866,538 | 2019 | 1,839,680 | 2018 | 1,815,137 | 2017 | 1,792,966 | 2016 | 1,771,099 | 2015 | 1,749,166 | 2014 | 1,726,745 | 2013 | 1,702,598 | 2012 | 1,676,890 | 2011 | 1,650,205 | 2010 | 1,623,073 | 2009 | 1,595,315 | 2008 | 1,566,414 | 2007 | 1,535,748 | 2006 | 1,503,264 | 2005 | 1,470,394 | 2004 | 1,438,355 | 2003 | 1,408,062 | 2002 | 1,378,889 | 2001 | 1,349,931 | 2000 | 1,320,227 | 1999 | 1,288,988 | 1998 | 1,255,620 | 1997 | 1,219,865 | 1996 | 1,182,565 | 1995 | 1,144,783 | 1994 | 1,107,157 | 1993 | 1,060,385 | 1992 | 1,007,164 | 1991 | 959,421 | 1990 | 915,242 | 1989 | 872,707 | 1988 | 842,616 | 1987 | 823,641 | 1986 | 804,373 | 1985 | 786,900 | 1984 | 773,058 | 1983 | 763,424 | 1982 | 759,024 | 1981 | 758,282 | 1980 | 758,251 | 1979 | 758,940 | 1978 | 760,215 | 1977 | 760,938 | 1976 | 760,128 | 1975 | 756,959 | 1974 | 751,012 | 1973 | 742,123 | 1972 | 729,746 | 1971 | 715,505 | 1970 | 701,139 | 1969 | 686,200 | 1968 | 670,291 | 1967 | 654,307 | 1966 | 639,955 | 1965 | 627,923 | 1964 | 618,131 | 1963 | 611,037 | 1962 | 605,449 | 1961 | 598,370 | 1960 | 588,217 |
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