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 | Location | Venue | Opening act | Supporting |
| --- | --- | --- | --- | --- |
| August 11, 1993 | Calgary, Alberta, Canada | Max Bell Arena | Cadillac Tramps |  |
| August 12, 1993 | Edmonton, Alberta, Canada | Convention Center | Cadillac Tramps |  |
| August 14, 1993 | Gimli, Manitoba, Canada | Gimli Motorsport Park |  |  |
| August 17, 1993 | Hull, Quebec, Canada | Robert Guertin Arena | Doughboys |  |
| August 18, 1993 | Toronto, Ontario, Canada | Canadian National Exhibition (CNE) Stadium |  | Neil Young |
| August 19, 1993 | Montreal, Quebec, Canada | Verdun Auditorium | Doughboys |  |
| September 2, 1993 | Los Angeles, California | Viper Room | The Darling Buds |  |
| September 4, 1993 | Vancouver, British Columbia, Canada | BC Place Stadium |  | Neil Young |
| September 4, 1993 | Seattle, Washington | Rendezvous Club |  |  |
| September 5, 1993 | George, Washington | The Gorge Amphitheatre | Blind Melon | Neil Young |
| September 6, 1993 | Portland, Oregon | Portland Meadows | Blind Melon | Neil Young |
Question:
how many days in august of 1993 did pearl jam perform in canada?
Answer:
6