| 年份 | 肯尼亚 |
|---|---|
| 2023 | - |
| 2022 | 50.4372 |
| 2021 | 50.4219 |
| 2020 | 50.4082 |
| 2019 | 50.3995 |
| 2018 | 50.3841 |
| 2017 | 50.3635 |
| 2016 | 50.3493 |
| 2015 | 50.3355 |
| 2014 | 50.3183 |
| 2013 | 50.3057 |
| 2012 | 50.2958 |
| 2011 | 50.2853 |
| 2010 | 50.2795 |
| 2009 | 50.2821 |
| 2008 | 50.2904 |
| 2007 | 50.3023 |
| 2006 | 50.3158 |
| 2005 | 50.3313 |
| 2004 | 50.3499 |
| 2003 | 50.3695 |
| 2002 | 50.3898 |
| 2001 | 50.4104 |
| 2000 | 50.4299 |
| 1999 | 50.4456 |
| 1998 | 50.4568 |
| 1997 | 50.4641 |
| 1996 | 50.4685 |
| 1995 | 50.4722 |
| 1994 | 50.4752 |
| 1993 | 50.477 |
| 1992 | 50.4773 |
| 1991 | 50.4781 |
| 1990 | 50.4815 |
| 1989 | 50.4872 |
| 1988 | 50.494 |
| 1987 | 50.5017 |
| 1986 | 50.5103 |
| 1985 | 50.5176 |
| 1984 | 50.5242 |
| 1983 | 50.5314 |
| 1982 | 50.5365 |
| 1981 | 50.538 |
| 1980 | 50.5418 |
| 1979 | 50.5483 |
| 1978 | 50.5511 |
| 1977 | 50.5525 |
| 1976 | 50.556 |
| 1975 | 50.5627 |
| 1974 | 50.5679 |
| 1973 | 50.568 |
| 1972 | 50.5644 |
| 1971 | 50.5589 |
| 1970 | 50.5557 |
| 1969 | 50.5544 |
| 1968 | 50.5518 |
| 1967 | 50.548 |
| 1966 | 50.5431 |
| 1965 | 50.5355 |
| 1964 | 50.5252 |
| 1963 | 50.5118 |
| 1962 | 50.4949 |
| 1961 | 50.4744 |
| 1960 | 50.4492 |