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:
| Date | Race name | D(f) | Course | Prize (£) | Odds | Runners | Place | Margin | Winner/Runner-up | Time | Jockey |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| July 1879 | Chesterfield Stakes | 5 | Newmarket | 1130 | 9/4 | 11 | 1 | 1 | Petal | 0:59 | Charles Wood |
| 29 July 1879 | Richmond Stakes | 6 | Goodwood | 1762 |  | 8 | 1 |  |  |  |  |
| August 1879 | Prince of Wales Stakes | 5 | York | 340 | 1/2 | 9 | 1 | 0.5 | Brother to Ersilia |  | Fred Archer |
| 1879 | Triennial Produce Stakes | 10 | Newmarket | 881 |  | 11 | 1 |  |  |  |  |
| 1879 | Rous Memorial Stakes | 5 | Newmarket | 567 |  | 10 | 1 |  |  |  |  |
| 26 May 1880 | Epsom Derby | 12 | Epsom Downs | 6375 | 2/1 | 19 | 1 | Head | Robert the Devil | 2:48 | Fred Archer |
| June 1880 | St. James's Palace Stakes | 8 | Ascot | 1550 | 30/100 | 5 | 1 | Head | Fernandez |  | G Fordham |
| 15 September 1880 | St Leger | 14.5 | Doncaster | 6100 | 4/5 | 12 | 6 |  | Robert the Devil | 3:32 |  |
| 28 September 1880 | Great Foal Stakes | 10 | Newmarket | 2697 | 9/2 | 7 | 2 | Head | Robert the Devil | 2:25 | Tom Cannon |
| 14 October 1880 | Champion Stakes | 10 | Newmarket | 2071 | 5/4 | 4 | 2 | 10 | Robert the Devil | 2:10 | G Fordham |
| 27 April 1881 | City and Suburban Handicap | 10 | Epsom Downs | 1230 | 100/8 | 24 | 1 | 1.5 | Foxhall | 2:07 | Fred Archer |
| 3 June 1881 | Epsom Gold Cup | 12 | Epsom Downs | 500 |  | 2 | 1 |  | Robert the Devil |  |  |
| 13 October 1881 | Champion Stakes | 10 | Newmarket | 2087 | 4/6 | 8 | 1 | 0.75 | Scobell | 2:23.6 | Fred Archer |
| 25 October 1881 | Cambridgeshire Stakes | 9 | Newmarket | 2017 | 9/2 | 32 | 7 |  | Foxhall | 2:15.4 | Fred Archer |
Question:
what are the number of times a race took place at the epsom downs racecourse?
Answer:
3