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:
| Result | Date | Race | Venue | Group | Distance | Weight (kg) | Jockey | Winner/2nd |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Won | 28 Aug 2010 | Memsie Stakes | Caulfield | G2 | 1400 m | 58.5 | S. Arnold | 2nd - Whobegotyou |
| Won | 18 Sep 2010 | Underwood Stakes | Caulfield | G1 | 1800 m | 58 | S. Arnold | 2nd - Dariana |
| Won | 9 Oct 2010 | Yalumba Stakes | Caulfield | G1 | 2000 m | 58 | S. Arnold | 2nd - Alcopop |
| Won | 23 Oct 2010 | Cox Plate | Moonee Valley | G1 | 2040 m | 57.5 | S. Arnold | 2nd - Zipping |
| Won | 30 Oct 2010 | Mackinnon Stakes | Flemington | G1 | 2000 m | 58 | S. Arnold | 2nd - Descarado |
Question:
The MacKinnon Stakes races took place on how many venues?
Answer:
1.0