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:
| Tournament | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | Win % |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments |
| Australian Open | 1R | 1R | 4R | W | QF | QF | W | W | W | 88.63 |
| French Open | 2R | QF | SF | SF | 3R | QF | SF | F | SF | 80.00 |
| Wimbledon | 3R | 4R | SF | 2R | QF | SF | W | SF | F | 82.61 |
| US Open | 3R | 3R | F | SF | SF | F | W | F | F | 84.91 |
| Win–Loss | 5–4 | 9–4 | 19–4 | 18–3 | 15–4 | 19–4 | 26–1 | 24–3 | 24–3 | 84.04 |
Question:
When in 2008 that has a 2007 of f?
Answer:
SF