| Year | Value | | 2022 | 1,266,552 | | 2021 | 1,241,551 | | 2020 | 1,216,082 | | 2019 | 1,186,672 | | 2018 | 1,161,543 | | 2017 | 1,153,608 | | 2016 | 1,158,739 | | 2015 | 1,172,910 | | 2014 | 1,195,062 | | 2013 | 1,225,161 | | 2012 | 1,257,519 | | 2011 | 1,289,342 | | 2010 | 1,328,579 | | 2009 | 1,377,991 | | 2008 | 1,421,554 | | 2007 | 1,445,405 | | 2006 | 1,470,363 | | 2005 | 1,509,051 | | 2004 | 1,546,710 | | 2003 | 1,586,637 | | 2002 | 1,620,420 | | 2001 | 1,657,956 | | 2000 | 1,706,385 | | 1999 | 1,741,960 | | 1998 | 1,757,386 | | 1997 | 1,757,820 | | 1996 | 1,748,653 | | 1995 | 1,730,681 | | 1994 | 1,710,115 | | 1993 | 1,690,398 | | 1992 | 1,673,149 | | 1991 | 1,657,193 | | 1990 | 1,648,037 | | 1989 | 1,649,508 | | 1988 | 1,652,882 | | 1987 | 1,646,503 | | 1986 | 1,628,183 | | 1985 | 1,605,697 | | 1984 | 1,578,341 | | 1983 | 1,549,386 | | 1982 | 1,524,618 | | 1981 | 1,494,054 | | 1980 | 1,459,908 | | 1979 | 1,424,523 | | 1978 | 1,385,395 | | 1977 | 1,351,717 | | 1976 | 1,325,267 | | 1975 | 1,305,815 | | 1974 | 1,302,351 | | 1973 | 1,311,892 | | 1972 | 1,311,536 | | 1971 | 1,301,452 | | 1970 | 1,291,020 | | 1969 | 1,276,782 | | 1968 | 1,251,989 | | 1967 | 1,214,955 | | 1966 | 1,175,382 | | 1965 | 1,159,918 | | 1964 | 1,131,051 | | 1963 | 1,102,771 | | 1962 | 1,108,879 | | 1961 | 1,138,667 | | 1960 | 1,151,848 |
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