| Year | Value | | 2022 | 1,449,773 | | 2021 | 1,442,380 | | 2020 | 1,435,477 | | 2019 | 1,434,139 | | 2018 | 1,436,769 | | 2017 | 1,439,012 | | 2016 | 1,439,459 | | 2015 | 1,439,237 | | 2014 | 1,440,917 | | 2013 | 1,446,912 | | 2012 | 1,458,491 | | 2011 | 1,476,483 | | 2010 | 1,502,249 | | 2009 | 1,534,588 | | 2008 | 1,569,456 | | 2007 | 1,602,361 | | 2006 | 1,632,662 | | 2005 | 1,660,240 | | 2004 | 1,682,140 | | 2003 | 1,699,035 | | 2002 | 1,714,105 | | 2001 | 1,729,192 | | 2000 | 1,743,409 | | 1999 | 1,754,388 | | 1998 | 1,760,638 | | 1997 | 1,758,146 | | 1996 | 1,744,392 | | 1995 | 1,720,794 | | 1994 | 1,689,436 | | 1993 | 1,653,643 | | 1992 | 1,617,472 | | 1991 | 1,583,072 | | 1990 | 1,549,694 | | 1989 | 1,517,725 | | 1988 | 1,486,341 | | 1987 | 1,453,676 | | 1986 | 1,420,066 | | 1985 | 1,385,640 | | 1984 | 1,351,260 | | 1983 | 1,318,097 | | 1982 | 1,286,329 | | 1981 | 1,256,333 | | 1980 | 1,227,575 | | 1979 | 1,198,394 | | 1978 | 1,168,545 | | 1977 | 1,140,386 | | 1976 | 1,115,045 | | 1975 | 1,091,571 | | 1974 | 1,069,603 | | 1973 | 1,049,866 | | 1972 | 1,030,529 | | 1971 | 1,009,234 | | 1970 | 987,267 | | 1969 | 965,722 | | 1968 | 944,174 | | 1967 | 922,941 | | 1966 | 902,801 | | 1965 | 882,931 | | 1964 | 862,651 | | 1963 | 843,111 | | 1962 | 825,176 | | 1961 | 808,656 | | 1960 | 794,181 |
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