Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Year | Competition | Venue | Position | Event | Notes |
| --- | --- | --- | --- | --- | --- |
| 1982 | African Championships | Cairo, Egypt | 1st | Marathon | 2:21:05 |
| 1982 | Commonwealth Games | Brisbane, Australia | 2nd | Marathon | 2:09:30 |
| 1983 | World Championships | Helsinki, Finland | 15th | Marathon | 2:13:11 |
| 1983 | Melbourne Marathon | Melbourne, Australia | 1st | Marathon | 2:13:50 |
| 1984 | Tokyo Marathon | Tokyo, Japan | 1st | Marathon | 2:10:49 |
| 1984 | Olympic Games | Los Angeles, United States | 6th | Marathon | 2:11:10 |
| 1984 | Melbourne Marathon | Melbourne, Australia | 1st | Marathon | 2:15:31 |
| 1986 | Tokyo Marathon | Tokyo, Japan | 1st | Marathon | 2:08:10 |
| 1986 | Fukuoka Marathon | Fukuoka, Japan | 1st | Marathon | 2:10:06 |
| 1987 | World Championships | Rome, Italy | 6th | Marathon | 2:13:43 |
| 1987 | Beijing Marathon | Beijing, PR China | 1st | Marathon | 2:12:19 |
| 1988 | Olympic Games | Seoul, South Korea | 7th | Marathon | 2:13:06 |
| 1988 | Boston Marathon | Boston, United States | 2nd | Marathon |  |
| 1989 | New York City Marathon | New York, United States | 1st | Marathon | 2:08:01 |
| 1989 | Boston Marathon | Boston, United States | 2nd | Marathon |  |
| 1990 | Boston Marathon | Boston, United States | 2nd | Marathon |  |
| 1992 | Olympic Games | Barcelona, Spain | 34th | Marathon | 2:19:34 |
| 1993 | World Championships | Stuttgart, Germany | 21st | Marathon | 2:24:23 |
| 1995 | World Championships | Gothenburg, Sweden | 43rd | Marathon | 2:30:53 |
Question:
which competition is listed the most in this chart?
Answer:
World Championships