| 年份 | 拉脱维亚 |
|---|---|
| 2023 | - |
| 2022 | 4.55609 |
| 2021 | 4.40268 |
| 2020 | 4.30279 |
| 2019 | 4.2912 |
| 2018 | 4.24257 |
| 2017 | 4.13525 |
| 2016 | 4.05268 |
| 2015 | 3.99997 |
| 2014 | 4.02149 |
| 2013 | 4.19617 |
| 2012 | 4.5517 |
| 2011 | 5.01137 |
| 2010 | 5.48966 |
| 2009 | 5.91087 |
| 2008 | 6.25723 |
| 2007 | 6.56109 |
| 2006 | 6.82053 |
| 2005 | 6.98528 |
| 2004 | 7.0974 |
| 2003 | 7.20054 |
| 2002 | 7.17741 |
| 2001 | 7.01647 |
| 2000 | 6.84086 |
| 1999 | 6.66221 |
| 1998 | 6.44939 |
| 1997 | 6.2792 |
| 1996 | 6.18782 |
| 1995 | 6.14234 |
| 1994 | 6.13033 |
| 1993 | 6.14728 |
| 1992 | 6.19452 |
| 1991 | 6.25944 |
| 1990 | 6.3046 |
| 1989 | 6.31768 |
| 1988 | 6.3055 |
| 1987 | 6.26217 |
| 1986 | 6.19095 |
| 1985 | 6.10937 |
| 1984 | 6.07176 |
| 1983 | 6.12318 |
| 1982 | 6.24038 |
| 1981 | 6.40335 |
| 1980 | 6.59532 |
| 1979 | 6.75601 |
| 1978 | 6.84597 |
| 1977 | 6.86842 |
| 1976 | 6.81695 |
| 1975 | 6.73151 |
| 1974 | 6.65308 |
| 1973 | 6.53543 |
| 1972 | 6.40637 |
| 1971 | 6.33313 |
| 1970 | 6.28237 |
| 1969 | 6.26018 |
| 1968 | 6.30274 |
| 1967 | 6.3348 |
| 1966 | 6.28633 |
| 1965 | 6.18551 |
| 1964 | 6.06437 |
| 1963 | 5.99357 |
| 1962 | 6.05533 |
| 1961 | 6.26871 |
| 1960 | 6.59661 |