| 年份 | 拉脱维亚 |
|---|---|
| 2023 | - |
| 2022 | 4.1895 |
| 2021 | 4.09062 |
| 2020 | 3.96541 |
| 2019 | 3.7979 |
| 2018 | 3.64623 |
| 2017 | 3.57896 |
| 2016 | 3.62254 |
| 2015 | 3.75353 |
| 2014 | 3.92444 |
| 2013 | 4.08457 |
| 2012 | 4.18681 |
| 2011 | 4.19764 |
| 2010 | 4.12469 |
| 2009 | 3.99285 |
| 2008 | 3.82777 |
| 2007 | 3.67436 |
| 2006 | 3.56345 |
| 2005 | 3.51035 |
| 2004 | 3.50567 |
| 2003 | 3.51665 |
| 2002 | 3.50591 |
| 2001 | 3.44033 |
| 2000 | 3.30538 |
| 1999 | 3.11524 |
| 1998 | 2.8896 |
| 1997 | 2.65015 |
| 1996 | 2.44009 |
| 1995 | 2.2874 |
| 1994 | 2.17566 |
| 1993 | 2.07125 |
| 1992 | 1.95789 |
| 1991 | 1.8507 |
| 1990 | 1.79021 |
| 1989 | 1.80323 |
| 1988 | 1.8896 |
| 1987 | 2.03611 |
| 1986 | 2.21196 |
| 1985 | 2.3785 |
| 1984 | 2.50629 |
| 1983 | 2.59205 |
| 1982 | 2.65535 |
| 1981 | 2.72299 |
| 1980 | 2.80224 |
| 1979 | 2.8774 |
| 1978 | 2.92902 |
| 1977 | 2.93778 |
| 1976 | 2.89325 |
| 1975 | 2.80217 |
| 1974 | 2.67816 |
| 1973 | 2.52781 |
| 1972 | 2.37168 |
| 1971 | 2.24106 |
| 1970 | 2.1518 |
| 1969 | 2.10301 |
| 1968 | 2.09418 |
| 1967 | 2.11484 |
| 1966 | 2.13986 |
| 1965 | 2.15464 |
| 1964 | 2.16009 |
| 1963 | 2.16534 |
| 1962 | 2.17516 |
| 1961 | 2.18871 |
| 1960 | 2.20626 |