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:
| Driver | Constructor | Laps | Time/Retired | Grid |
| --- | --- | --- | --- | --- |
| Stirling Moss | Vanwall | 87.0 | 2:35:03.9 | 2.0 |
| Juan Manuel Fangio | Maserati | 87.0 | +41.2 secs | 4.0 |
| Wolfgang von Trips | Ferrari | 85.0 | +2 Laps | 8.0 |
| Masten Gregory | Maserati | 84.0 | +3 Laps | 11.0 |
| Giorgio Scarlatti Harry Schell | Maserati | 84.0 | +3 Laps | 12.0 |
| Mike Hawthorn | Ferrari | 83.0 | +4 Laps | 10.0 |
| Tony Brooks | Vanwall | 82.0 | +5 Laps | 3.0 |
| Luigi Musso | Ferrari | 82.0 | +5 Laps | 9.0 |
| Paco Godia | Maserati | 81.0 | +6 Laps | 15.0 |
| Horace Gould | Maserati | 78.0 | +9 Laps | 18.0 |
| André Simon Ottorino Volonterio | Maserati | 72.0 | +15 Laps | 16.0 |
| Peter Collins | Ferrari | 62.0 | Engine | 7.0 |
| Stuart Lewis-Evans | Vanwall | 49.0 | Engine | 1.0 |
| Jean Behra | Maserati | 49.0 | Overheating | 5.0 |
| Bruce Halford | Maserati | 47.0 | Engine | 14.0 |
| Harry Schell | Maserati | 34.0 | Oil Leak | 6.0 |
| Jo Bonnier | Maserati | 31.0 | Overheating | 13.0 |
| Luigi Piotti | Maserati | 3.0 | Engine | 17.0 |
Question:
How many laps did the grid 1 engine have?
Answer:
49.0