| 年份 | 拉脱维亚 |
|---|---|
| 2023 | - |
| 2022 | 9.03227 |
| 2021 | 8.89906 |
| 2020 | 8.71118 |
| 2019 | 8.39748 |
| 2018 | 8.04445 |
| 2017 | 7.70098 |
| 2016 | 7.38796 |
| 2015 | 7.12889 |
| 2014 | 6.9162 |
| 2013 | 6.72483 |
| 2012 | 6.53107 |
| 2011 | 6.30483 |
| 2010 | 6.06246 |
| 2009 | 5.81273 |
| 2008 | 5.54295 |
| 2007 | 5.27951 |
| 2006 | 5.02143 |
| 2005 | 4.75186 |
| 2004 | 4.48629 |
| 2003 | 4.24428 |
| 2002 | 4.02923 |
| 2001 | 3.86184 |
| 2000 | 3.7569 |
| 1999 | 3.70518 |
| 1998 | 3.71567 |
| 1997 | 3.77652 |
| 1996 | 3.85387 |
| 1995 | 3.93349 |
| 1994 | 3.99978 |
| 1993 | 4.01939 |
| 1992 | 3.97907 |
| 1991 | 3.91256 |
| 1990 | 3.85706 |
| 1989 | 3.79706 |
| 1988 | 3.73122 |
| 1987 | 3.67787 |
| 1986 | 3.62129 |
| 1985 | 3.57701 |
| 1984 | 3.5411 |
| 1983 | 3.48633 |
| 1982 | 3.41536 |
| 1981 | 3.34117 |
| 1980 | 3.28014 |
| 1979 | 3.22849 |
| 1978 | 3.18226 |
| 1977 | 3.14593 |
| 1976 | 3.11291 |
| 1975 | 3.08229 |
| 1974 | 3.04885 |
| 1973 | 3.01391 |
| 1972 | 2.98305 |
| 1971 | 2.94156 |
| 1970 | 2.89654 |
| 1969 | 2.84831 |
| 1968 | 2.78661 |
| 1967 | 2.72295 |
| 1966 | 2.66317 |
| 1965 | 2.60507 |
| 1964 | 2.53729 |
| 1963 | 2.47658 |
| 1962 | 2.44583 |
| 1961 | 2.4106 |
| 1960 | 2.35677 |