| 年份 | 肯尼亚 |
|---|---|
| 2023 | - |
| 2022 | 4.06811 |
| 2021 | 4.01377 |
| 2020 | 3.96068 |
| 2019 | 3.90684 |
| 2018 | 3.84541 |
| 2017 | 3.7801 |
| 2016 | 3.71771 |
| 2015 | 3.65307 |
| 2014 | 3.58163 |
| 2013 | 3.50724 |
| 2012 | 3.43312 |
| 2011 | 3.35507 |
| 2010 | 3.27224 |
| 2009 | 3.19426 |
| 2008 | 3.12249 |
| 2007 | 3.04981 |
| 2006 | 2.97359 |
| 2005 | 2.89429 |
| 2004 | 2.81006 |
| 2003 | 2.71661 |
| 2002 | 2.61573 |
| 2001 | 2.51247 |
| 2000 | 2.41182 |
| 1999 | 2.38335 |
| 1998 | 2.43089 |
| 1997 | 2.48415 |
| 1996 | 2.54 |
| 1995 | 2.59801 |
| 1994 | 2.56952 |
| 1993 | 2.45359 |
| 1992 | 2.3482 |
| 1991 | 2.26099 |
| 1990 | 2.18949 |
| 1989 | 2.13742 |
| 1988 | 2.11161 |
| 1987 | 2.11014 |
| 1986 | 2.13132 |
| 1985 | 2.17214 |
| 1984 | 2.22929 |
| 1983 | 2.29682 |
| 1982 | 2.36588 |
| 1981 | 2.42996 |
| 1980 | 2.48875 |
| 1979 | 2.54252 |
| 1978 | 2.5896 |
| 1977 | 2.63088 |
| 1976 | 2.66935 |
| 1975 | 2.70413 |
| 1974 | 2.7375 |
| 1973 | 2.77714 |
| 1972 | 2.82422 |
| 1971 | 2.8735 |
| 1970 | 2.91791 |
| 1969 | 2.95868 |
| 1968 | 3.00124 |
| 1967 | 3.043 |
| 1966 | 3.07913 |
| 1965 | 3.11249 |
| 1964 | 3.14673 |
| 1963 | 3.1823 |
| 1962 | 3.21413 |
| 1961 | 3.23133 |
| 1960 | 3.23665 |