| Year | Value | | 2022 | 1,206,837 | | 2021 | 1,225,108 | | 2020 | 1,244,794 | | 2019 | 1,263,481 | | 2018 | 1,278,923 | | 2017 | 1,292,817 | | 2016 | 1,304,687 | | 2015 | 1,317,697 | | 2014 | 1,333,506 | | 2013 | 1,350,197 | | 2012 | 1,368,886 | | 2011 | 1,389,318 | | 2010 | 1,401,467 | | 2009 | 1,403,890 | | 2008 | 1,406,363 | | 2007 | 1,409,904 | | 2006 | 1,413,835 | | 2005 | 1,415,927 | | 2004 | 1,415,762 | | 2003 | 1,415,759 | | 2002 | 1,416,123 | | 2001 | 1,417,037 | | 2000 | 1,417,231 | | 1999 | 1,417,437 | | 1998 | 1,418,811 | | 1997 | 1,420,501 | | 1996 | 1,422,163 | | 1995 | 1,427,846 | | 1994 | 1,433,808 | | 1993 | 1,437,168 | | 1992 | 1,442,280 | | 1991 | 1,447,374 | | 1990 | 1,446,443 | | 1989 | 1,435,311 | | 1988 | 1,425,767 | | 1987 | 1,419,229 | | 1986 | 1,414,501 | | 1985 | 1,411,215 | | 1984 | 1,408,886 | | 1983 | 1,407,607 | | 1982 | 1,406,969 | | 1981 | 1,406,165 | | 1980 | 1,405,560 | | 1979 | 1,408,598 | | 1978 | 1,411,486 | | 1977 | 1,413,241 | | 1976 | 1,414,069 | | 1975 | 1,414,834 | | 1974 | 1,426,605 | | 1973 | 1,448,019 | | 1972 | 1,471,273 | | 1971 | 1,493,090 | | 1970 | 1,525,398 | | 1969 | 1,570,746 | | 1968 | 1,620,513 | | 1967 | 1,673,745 | | 1966 | 1,724,430 | | 1965 | 1,774,455 | | 1964 | 1,827,003 | | 1963 | 1,884,124 | | 1962 | 1,945,521 | | 1961 | 2,008,215 | | 1960 | 2,059,029 |
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