| 年份 | 拉脱维亚 |
|---|---|
| 2023 | - |
| 2022 | 15.5603 |
| 2021 | 15.6264 |
| 2020 | 15.6503 |
| 2019 | 15.6136 |
| 2018 | 15.524 |
| 2017 | 15.3894 |
| 2016 | 15.1848 |
| 2015 | 14.9839 |
| 2014 | 14.8155 |
| 2013 | 14.6241 |
| 2012 | 14.4182 |
| 2011 | 14.2654 |
| 2010 | 14.1747 |
| 2009 | 14.1298 |
| 2008 | 14.1193 |
| 2007 | 14.2053 |
| 2006 | 14.4306 |
| 2005 | 14.7739 |
| 2004 | 15.2133 |
| 2003 | 15.7086 |
| 2002 | 16.2933 |
| 2001 | 16.9661 |
| 2000 | 17.6256 |
| 1999 | 18.2781 |
| 1998 | 18.9577 |
| 1997 | 19.5801 |
| 1996 | 20.0973 |
| 1995 | 20.5142 |
| 1994 | 20.8149 |
| 1993 | 21.0182 |
| 1992 | 21.1453 |
| 1991 | 21.2038 |
| 1990 | 21.2045 |
| 1989 | 21.1728 |
| 1988 | 21.1048 |
| 1987 | 21.0016 |
| 1986 | 20.9042 |
| 1985 | 20.8167 |
| 1984 | 20.7071 |
| 1983 | 20.5558 |
| 1982 | 20.423 |
| 1981 | 20.3394 |
| 1980 | 20.2695 |
| 1979 | 20.241 |
| 1978 | 20.2976 |
| 1977 | 20.4204 |
| 1976 | 20.5883 |
| 1975 | 20.7742 |
| 1974 | 20.9519 |
| 1973 | 21.1264 |
| 1972 | 21.2733 |
| 1971 | 21.3617 |
| 1970 | 21.4326 |
| 1969 | 21.5271 |
| 1968 | 21.6 |
| 1967 | 21.6677 |
| 1966 | 21.7883 |
| 1965 | 21.9458 |
| 1964 | 22.12 |
| 1963 | 22.2496 |
| 1962 | 22.2802 |
| 1961 | 22.223 |
| 1960 | 22.1246 |