| Year | Value | | 2022 | 5,723,800 | | 2021 | 5,589,179 | | 2020 | 5,449,688 | | 2019 | 5,274,583 | | 2018 | 5,082,010 | | 2017 | 4,916,769 | | 2016 | 4,778,654 | | 2015 | 4,656,326 | | 2014 | 4,552,217 | | 2013 | 4,449,921 | | 2012 | 4,323,713 | | 2011 | 4,182,222 | | 2010 | 4,041,747 | | 2009 | 3,908,704 | | 2008 | 3,786,465 | | 2007 | 3,680,627 | | 2006 | 3,587,216 | | 2005 | 3,494,188 | | 2004 | 3,403,833 | | 2003 | 3,318,800 | | 2002 | 3,234,472 | | 2001 | 3,156,736 | | 2000 | 3,089,927 | | 1999 | 3,026,495 | | 1998 | 2,966,378 | | 1997 | 2,912,514 | | 1996 | 2,862,198 | | 1995 | 2,812,598 | | 1994 | 2,757,770 | | 1993 | 2,699,350 | | 1992 | 2,640,032 | | 1991 | 2,585,842 | | 1990 | 2,541,455 | | 1989 | 2,495,953 | | 1988 | 2,452,209 | | 1987 | 2,410,441 | | 1986 | 2,362,156 | | 1985 | 2,312,119 | | 1984 | 2,259,732 | | 1983 | 2,208,420 | | 1982 | 2,158,639 | | 1981 | 2,111,943 | | 1980 | 2,067,776 | | 1979 | 2,016,278 | | 1978 | 1,960,556 | | 1977 | 1,907,255 | | 1976 | 1,856,958 | | 1975 | 1,806,401 | | 1974 | 1,755,647 | | 1973 | 1,705,920 | | 1972 | 1,658,538 | | 1971 | 1,614,011 | | 1970 | 1,572,288 | | 1969 | 1,533,811 | | 1968 | 1,498,611 | | 1967 | 1,466,698 | | 1966 | 1,436,380 | | 1965 | 1,406,305 | | 1964 | 1,376,630 | | 1963 | 1,346,758 | | 1962 | 1,316,277 | | 1961 | 1,285,690 | | 1960 | 1,255,010 |
|