| Year | Value | | 2022 | 1,394,711 | | 2021 | 1,372,925 | | 2020 | 1,366,988 | | 2019 | 1,350,924 | | 2018 | 1,323,408 | | 2017 | 1,291,661 | | 2016 | 1,264,370 | | 2015 | 1,241,146 | | 2014 | 1,226,046 | | 2013 | 1,211,547 | | 2012 | 1,200,032 | | 2011 | 1,190,949 | | 2010 | 1,183,076 | | 2009 | 1,167,378 | | 2008 | 1,144,475 | | 2007 | 1,121,111 | | 2006 | 1,102,021 | | 2005 | 1,086,724 | | 2004 | 1,074,852 | | 2003 | 1,065,180 | | 2002 | 1,059,085 | | 2001 | 1,054,181 | | 2000 | 1,052,395 | | 1999 | 1,056,163 | | 1998 | 1,065,323 | | 1997 | 1,076,637 | | 1996 | 1,087,945 | | 1995 | 1,106,837 | | 1994 | 1,140,073 | | 1993 | 1,183,688 | | 1992 | 1,230,062 | | 1991 | 1,271,385 | | 1990 | 1,300,851 | | 1989 | 1,307,059 | | 1988 | 1,291,398 | | 1987 | 1,274,153 | | 1986 | 1,251,876 | | 1985 | 1,230,992 | | 1984 | 1,211,991 | | 1983 | 1,190,620 | | 1982 | 1,163,068 | | 1981 | 1,132,275 | | 1980 | 1,105,251 | | 1979 | 1,080,592 | | 1978 | 1,063,493 | | 1977 | 1,053,159 | | 1976 | 1,039,353 | | 1975 | 1,010,523 | | 1974 | 970,123 | | 1973 | 928,227 | | 1972 | 884,851 | | 1971 | 836,447 | | 1970 | 768,847 | | 1969 | 720,190 | | 1968 | 683,084 | | 1967 | 650,278 | | 1966 | 623,551 | | 1965 | 605,786 | | 1964 | 598,136 | | 1963 | 598,247 | | 1962 | 604,293 | | 1961 | 612,444 | | 1960 | 618,786 |
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