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 | Driver | Co-driver | Car | Notes |
| --- | --- | --- | --- | --- |
| 1996 | Karim Hirji | Frank Nekusa | Toyota Celica ST 185 | Run under FIA rules as the Great Lakes Rally, jointly with Club Automobile du Burundi |
| 1997 | Chipper Adams | Justin Beyendeza | Toyota Supra | Run as the Pearl of Africa Uganda Rally - ARC Candidate event |
| 1998 | Charles Muhangi | Steven Byaruhanga | Subaru Impreza |  |
| 1999 | Chipper Adams | Justin Beyendeza | Toyota Supra |  |
| 2000 | Charlie Lubega | Abed Musa | Mitsubishi Lancer Evo 4 |  |
| 2001 | - | - | - | Event not run |
| 2002 | Johnny Gemmel | Robert Paisley | Subaru Impreza WRX |  |
| 2003 | Charlie Lubega | Abed Musa | Mitsubishi Lancer Evo 4 |  |
| 2004 | Charlie Lubega | Abed Musa | Mitsubishi Lancer Evo 4 |  |
| 2005 | Riyaz Kurji | Sayed Kadri | Subaru Impreza N10 |  |
| 2006 | Riyaz Kurji | Sayed Kadri | Subaru Impreza N8 | Crew run under Kenyan Licence |
| 2007 | Conrad Rautenbach | Peter Marsh | Subaru Impreza N10 |  |
| 2008 | Jamie Whyte | Phil Archenoul | Subaru Impreza N10 |  |
| 2009 | Riyaz Kurji | Sayed Kadri | Subaru Impreza N8 | Price granted posthumously |
| 2010 | Jamie Whyte | Phil Archenoul | Subaru Impreza N10 |  |
| 2011 | Ponsiano Lwakataka | Musa Nsubuga | Subaru Impreza N8 |  |
| 2012 | Mohammed Essa | Greg Stead | Subaru Impreza N12 |  |
| 2013 | Jas Mangat | Gihan de Silva | Mitsubishi Lancer Evo X |  |
Question:
how many drivers won at least twice?
Answer:
4