| Year | Value | | 2022 | 1,177,453 | | 2021 | 1,168,445 | | 2020 | 1,158,811 | | 2019 | 1,144,894 | | 2018 | 1,131,123 | | 2017 | 1,121,491 | | 2016 | 1,115,536 | | 2015 | 1,109,788 | | 2014 | 1,104,335 | | 2013 | 1,098,614 | | 2012 | 1,092,516 | | 2011 | 1,085,605 | | 2010 | 1,078,743 | | 2009 | 1,069,460 | | 2008 | 1,055,309 | | 2007 | 1,049,080 | | 2006 | 1,038,715 | | 2005 | 1,030,904 | | 2004 | 1,024,627 | | 2003 | 1,019,460 | | 2002 | 1,014,358 | | 2001 | 1,011,568 | | 2000 | 1,009,459 | | 1999 | 1,005,959 | | 1998 | 1,004,706 | | 1997 | 1,006,383 | | 1996 | 1,007,220 | | 1995 | 1,007,313 | | 1994 | 1,006,579 | | 1993 | 1,007,206 | | 1992 | 1,009,090 | | 1991 | 1,010,052 | | 1990 | 1,006,873 | | 1989 | 1,002,747 | | 1988 | 998,955 | | 1987 | 993,038 | | 1986 | 977,988 | | 1985 | 962,743 | | 1984 | 954,948 | | 1983 | 946,993 | | 1982 | 938,012 | | 1981 | 933,075 | | 1980 | 913,487 | | 1979 | 882,958 | | 1978 | 852,339 | | 1977 | 822,198 | | 1976 | 791,790 | | 1975 | 760,012 | | 1974 | 732,814 | | 1973 | 709,382 | | 1972 | 684,387 | | 1971 | 660,081 | | 1970 | 638,279 | | 1969 | 618,383 | | 1968 | 599,472 | | 1967 | 578,934 | | 1966 | 557,347 | | 1965 | 535,928 | | 1964 | 516,254 | | 1963 | 497,639 | | 1962 | 480,036 | | 1961 | 464,004 | | 1960 | 446,954 |
|