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:
| Player | Touchdowns | Extra points | Field goals | Points |
| --- | --- | --- | --- | --- |
| Tom Hammond | 15.0 | 63.0 | 5.0 | 163.0 |
| Herb Graver | 15.0 | 1.0 | 0.0 | 76.0 |
| Willie Heston | 14.0 | 0.0 | 0.0 | 70.0 |
| Joe Curtis | 8.0 | 13.0 | 0.0 | 53.0 |
| Joe Maddock | 10.0 | 0.0 | 0.0 | 50.0 |
| Duncan Thompson | 10.0 | 0.0 | 0.0 | 50.0 |
| Fred Norcross | 9.0 | 0.0 | 0.0 | 45.0 |
Question:
What is the highest number of extra points?
Answer:
63.0