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 |
| --- | --- | --- | --- | --- |
| 2006.0 | African Championships | Bambous , Mauritius | 1st | 100 m hurdles |
| 2006.0 | IAAF World Cup | Athens , Greece | 8th | 100 m hurdles |
| 2007.0 | All-Africa Games | Algiers , Algeria | 1st | 100 m hurdles |
| 2007.0 | World Championships | Osaka , Japan | 6th (heats) | 100 m hurdles |
| 2008.0 | World Indoor Championships | Valencia, Spain | 5th (heats) | 60 m hurdles |
| 2008.0 | African Championships | Addis Ababa , Ethiopia | 2nd | 100 m hurdles |
| 2008.0 | Summer Olympics | Beijing , China | 7th (heats) | 100 m hurdles |
| 2009.0 | World Championships | Berlin , Germany | 6th (semis) | 100 m hurdles |
| 2009.0 | World Championships | Berlin , Germany | 6th (heats) | 4×100 m relay |
Question:
How many years had a 100 m hurdles event at the world championships in Osaka, Japan?
Answer:
2007.0