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 | Venue | Visitor | Score | Home | Montreal goals | Decision | Attendance | Series |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| April 24 | Bell Centre | Philadelphia Flyers | 3 – 4 | Montreal | A.Kostitsyn, Kovalev (2), Kostopoulos | Price | 21273.0 | Montreal leads 1-0 |
| April 26 | Bell Centre | Philadelphia Flyers | 4 – 2 | Montreal | Koivu, Markov | Price | 21273.0 | Series tied 1-1 |
| April 28 | Wachovia Center | Montreal | 2 – 3 | Philadelphia Flyers | Plekanec, Koivu | Price | 19849.0 | Philadelphia leads 2-1 |
| April 30 | Wachovia Center | Montreal | 2 – 4 | Philadelphia Flyers | Plekanec, Koivu | Halak | 19872.0 | Philadelphia leads 3-1 |
| May 3 | Bell Centre | Philadelphia Flyers | 6 – 4 | Montreal | Plekanec, Kovalev, Higgins, A.Kostitsyn | Price | 21273.0 | Philadelphia wins 4-1 |
Question:
What was the average attendance when the decision was price and montreal were the visitors?
Answer:
19849.0