| Year | Value | | 2022 | 891,476 | | 2021 | 901,946 | | 2020 | 915,909 | | 2019 | 929,678 | | 2018 | 942,971 | | 2017 | 956,662 | | 2016 | 969,171 | | 2015 | 981,114 | | 2014 | 991,897 | | 2013 | 1,001,397 | | 2012 | 1,010,038 | | 2011 | 1,017,612 | | 2010 | 1,021,756 | | 2009 | 1,022,966 | | 2008 | 1,023,926 | | 2007 | 1,024,994 | | 2006 | 1,027,679 | | 2005 | 1,032,150 | | 2004 | 1,037,818 | | 2003 | 1,046,082 | | 2002 | 1,055,893 | | 2001 | 1,066,238 | | 2000 | 1,076,934 | | 1999 | 1,090,090 | | 1998 | 1,106,670 | | 1997 | 1,124,372 | | 1996 | 1,136,431 | | 1995 | 1,142,673 | | 1994 | 1,151,241 | | 1993 | 1,161,607 | | 1992 | 1,171,688 | | 1991 | 1,181,991 | | 1990 | 1,189,479 | | 1989 | 1,190,803 | | 1988 | 1,191,327 | | 1987 | 1,190,337 | | 1986 | 1,190,196 | | 1985 | 1,191,357 | | 1984 | 1,193,177 | | 1983 | 1,195,222 | | 1982 | 1,196,662 | | 1981 | 1,197,646 | | 1980 | 1,203,419 | | 1979 | 1,218,456 | | 1978 | 1,233,268 | | 1977 | 1,247,652 | | 1976 | 1,261,514 | | 1975 | 1,274,846 | | 1974 | 1,287,119 | | 1973 | 1,298,447 | | 1972 | 1,308,707 | | 1971 | 1,318,056 | | 1970 | 1,341,169 | | 1969 | 1,389,753 | | 1968 | 1,437,289 | | 1967 | 1,484,675 | | 1966 | 1,532,017 | | 1965 | 1,579,815 | | 1964 | 1,627,578 | | 1963 | 1,675,534 | | 1962 | 1,722,919 | | 1961 | 1,768,874 | | 1960 | 1,793,484 |
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