| 年份 | 拉脱维亚 |
|---|---|
| 2023 | - |
| 2022 | 7.1295 |
| 2021 | 7.22836 |
| 2020 | 7.30404 |
| 2019 | 7.35002 |
| 2018 | 7.36474 |
| 2017 | 7.31599 |
| 2016 | 7.216 |
| 2015 | 7.10295 |
| 2014 | 7.02545 |
| 2013 | 7.04147 |
| 2012 | 7.13826 |
| 2011 | 7.28226 |
| 2010 | 7.45758 |
| 2009 | 7.59921 |
| 2008 | 7.66616 |
| 2007 | 7.68015 |
| 2006 | 7.60642 |
| 2005 | 7.48364 |
| 2004 | 7.37552 |
| 2003 | 7.22325 |
| 2002 | 7.03332 |
| 2001 | 6.87597 |
| 2000 | 6.71828 |
| 1999 | 6.55153 |
| 1998 | 6.4408 |
| 1997 | 6.35028 |
| 1996 | 6.21492 |
| 1995 | 6.05211 |
| 1994 | 5.88453 |
| 1993 | 5.76267 |
| 1992 | 5.75791 |
| 1991 | 5.91444 |
| 1990 | 6.20859 |
| 1989 | 6.56702 |
| 1988 | 6.9264 |
| 1987 | 7.21465 |
| 1986 | 7.36255 |
| 1985 | 7.35985 |
| 1984 | 7.23671 |
| 1983 | 7.05441 |
| 1982 | 6.91138 |
| 1981 | 6.86722 |
| 1980 | 6.92611 |
| 1979 | 7.06956 |
| 1978 | 7.24202 |
| 1977 | 7.34494 |
| 1976 | 7.28564 |
| 1975 | 7.0498 |
| 1974 | 6.69675 |
| 1973 | 6.27794 |
| 1972 | 5.84387 |
| 1971 | 5.47787 |
| 1970 | 5.20789 |
| 1969 | 4.98158 |
| 1968 | 4.75125 |
| 1967 | 4.51474 |
| 1966 | 4.3181 |
| 1965 | 4.24492 |
| 1964 | 4.34827 |
| 1963 | 4.62143 |
| 1962 | 5.01361 |
| 1961 | 5.43552 |
| 1960 | 5.7963 |