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 |
| --- | --- | --- | --- | --- |
| Jochen Mass | McLaren - Ford | 29.0 | 42:53.7 | 11.0 |
| Jacky Ickx | Lotus - Ford | 29.0 | + 1.1 | 16.0 |
| Carlos Reutemann | Brabham - Ford | 28.0 | + 1 Lap | 15.0 |
| Jean-Pierre Jarier | Shadow - Ford | 28.0 | + 1 Lap | 10.0 |
| Vittorio Brambilla | March - Ford | 28.0 | + 1 Lap | 5.0 |
| Lella Lombardi | March - Ford | 27.0 | + 2 Laps | 24.0 |
| Tony Brise | Williams - Ford | 27.0 | + 2 Laps | 18.0 |
| John Watson | Surtees - Ford | 26.0 | + 3 Laps | 6.0 |
| Clay Regazzoni | Ferrari | 25.0 | Not Classified | 2.0 |
| Rolf Stommelen | Hill - Ford | 25.0 | Collision | 9.0 |
| Carlos Pace | Brabham - Ford | 25.0 | Collision | 14.0 |
| Tom Pryce | Shadow - Ford | 23.0 | Accident | 8.0 |
| Ronnie Peterson | Lotus - Ford | 23.0 | Suspension | 12.0 |
| Roelof Wunderink | Ensign - Ford | 20.0 | Transmission | 19.0 |
| François Migault | Hill - Ford | 18.0 | Not Classified | 22.0 |
| Mario Andretti | Parnelli - Ford | 16.0 | Suspension | 4.0 |
| Bob Evans | BRM | 7.0 | Fuel System | 23.0 |
| James Hunt | Hesketh - Ford | 6.0 | Accident | 3.0 |
| Jody Scheckter | Tyrrell - Ford | 3.0 | Engine | 13.0 |
| Mark Donohue | Penske - Ford | 3.0 | Collision | 17.0 |
| Alan Jones | Hesketh - Ford | 3.0 | Collision | 20.0 |
| Patrick Depailler | Tyrrell - Ford | 1.0 | Collision damage | 7.0 |
| Wilson Fittipaldi | Fittipaldi - Ford | 1.0 | Withdrew | 21.0 |
| Arturo Merzario | Williams - Ford | 1.0 | Withdrew | 25.0 |
| Niki Lauda | Ferrari | 0.0 | Collision | 1.0 |
| Emerson Fittipaldi | McLaren - Ford | 0.0 | Non starter | 26.0 |
Question:
What number of laps were done by driver Ronnie Peterson?
Answer:
23.0