1971 0.092 0.092
1972 1
1973 0.184
1974 0.5
1975 0.5 0.368
1976
1977 0.5 0.736
1978
1979 1 1.472
1980
1981 2.944
1982 2.66
1983 11.776
1984 4
1985 11.4 23.552
1986 4
1987 11 47.104
1988
1989 94.208
1990 44
1991 188.416
1992 54
1993 376.832
1994 88
1995 753.664
1996 35.9
1997 525 1507.328
1998
1999 1354 3014.656
2000 3561
2001 6029.312
2002 5935
2003 9726 12058.62
2004
2005 19200 24117.25
2006 49161
2007 8800 48234.5
2008 76383
2009 42820 96468.99
2010 147600
2011
2012 295200
2013
2014 590400
2015
2016 1180800
2017
2018 2361600
2019
2020 4723200
2021
2022 9446400
2023
2024 18892800
2025
2026 37785600
2027
2028 75571200
2029
2030 1.51E+08