| 年份 | 拉脱维亚 |
|---|---|
| 2023 | - |
| 2022 | 4.30887 |
| 2021 | 4.46367 |
| 2020 | 4.62242 |
| 2019 | 4.75387 |
| 2018 | 4.82066 |
| 2017 | 4.7991 |
| 2016 | 4.68087 |
| 2015 | 4.52747 |
| 2014 | 4.43048 |
| 2013 | 4.44126 |
| 2012 | 4.5213 |
| 2011 | 4.6105 |
| 2010 | 4.66303 |
| 2009 | 4.61948 |
| 2008 | 4.49213 |
| 2007 | 4.33159 |
| 2006 | 4.17904 |
| 2005 | 4.07388 |
| 2004 | 4.01364 |
| 2003 | 3.93385 |
| 2002 | 3.84566 |
| 2001 | 3.80858 |
| 2000 | 3.82525 |
| 1999 | 3.92988 |
| 1998 | 4.15001 |
| 1997 | 4.48053 |
| 1996 | 4.88794 |
| 1995 | 5.32689 |
| 1994 | 5.74743 |
| 1993 | 6.13794 |
| 1992 | 6.49649 |
| 1991 | 6.79017 |
| 1990 | 6.97718 |
| 1989 | 7.09473 |
| 1988 | 7.17036 |
| 1987 | 7.13426 |
| 1986 | 6.99997 |
| 1985 | 6.85085 |
| 1984 | 6.68876 |
| 1983 | 6.49307 |
| 1982 | 6.33857 |
| 1981 | 6.26522 |
| 1980 | 6.23897 |
| 1979 | 6.24375 |
| 1978 | 6.26977 |
| 1977 | 6.31512 |
| 1976 | 6.37968 |
| 1975 | 6.43118 |
| 1974 | 6.44706 |
| 1973 | 6.437 |
| 1972 | 6.39613 |
| 1971 | 6.315 |
| 1970 | 6.22005 |
| 1969 | 6.17592 |
| 1968 | 6.21953 |
| 1967 | 6.32794 |
| 1966 | 6.49002 |
| 1965 | 6.68537 |
| 1964 | 6.8521 |
| 1963 | 6.9528 |
| 1962 | 6.98464 |
| 1961 | 6.94467 |
| 1960 | 6.88224 |