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:
| Pos | No | Rider | Bike | Laps | Time | Grid | Points |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | 93 | Marc Márquez | Derbi | 22 | 40:46.315 | 1 | 25 |
| 2 | 38 | Bradley Smith | Aprilia | 22 | +4.638 | 3 | 20 |
| 3 | 44 | Pol Espargaró | Derbi | 22 | +4.996 | 2 | 16 |
| 4 | 11 | Sandro Cortese | Derbi | 22 | +45.366 | 5 | 13 |
| 5 | 7 | Efrén Vázquez | Derbi | 22 | +45.433 | 8 | 11 |
| 6 | 71 | Tomoyoshi Koyama | Aprilia | 22 | +49.685 | 6 | 10 |
| 7 | 35 | Randy Krummenacher | Aprilia | 22 | +49.735 | 14 | 9 |
| 8 | 14 | Johann Zarco | Aprilia | 22 | +49.743 | 10 | 8 |
| 9 | 94 | Jonas Folger | Aprilia | 22 | +49.775 | 12 | 7 |
| 10 | 99 | Danny Webb | Aprilia | 22 | +53.115 | 16 | 6 |
| 11 | 26 | Adrián Martín | Aprilia | 22 | +58.669 | 19 | 5 |
| 12 | 15 | Simone Grotzkyj | Aprilia | 22 | +58.800 | 11 | 4 |
| 13 | 23 | Alberto Moncayo | Aprilia | 22 | +1:02.050 | 13 | 3 |
| 14 | 78 | Marcel Schrötter | Honda | 22 | +1:15.497 | 23 | 2 |
| 15 | 63 | Zulfahmi Khairuddin | Aprilia | 22 | +1:16.029 | 18 | 1 |
| 16 | 84 | Jakub Kornfeil | Aprilia | 22 | +1:26.441 | 28 |  |
| 17 | 69 | Louis Rossi | Aprilia | 22 | +1:33.613 | 24 |  |
| 18 | 87 | Luca Marconi | Aprilia | 22 | +1:36.186 | 25 |  |
| 19 | 58 | Joan Perelló | Honda | 22 | +1:36.223 | 26 |  |
| 20 | 60 | Michael van der Mark | Lambretta | 22 | +1:36.340 | 27 |  |
| 21 | 59 | Johnny Rosell | Honda | 22 | +1:43.804 | 22 |  |
| 22 | 72 | Marco Ravaioli | Lambretta | 22 | +1:55.331 | 30 |  |
| 23 | 56 | Péter Sebestyén | Aprilia | 21 | +1 Lap | 32 |  |
| Ret | 40 | Nicolás Terol | Aprilia | 21 | Accident | 4 |  |
| Ret | 39 | Luis Salom | Aprilia | 14 | Retirement | 15 |  |
| Ret | 17 | Eduard López | Aprilia | 11 | Retirement | 31 |  |
| Ret | 55 | Isaac Viñales | Aprilia | 10 | Accident | 21 |  |
| Ret | 50 | Sturla Fagerhaug | Aprilia | 7 | Accident | 17 |  |
| Ret | 5 | Alexis Masbou | Aprilia | 5 | Accident | 9 |  |
| Ret | 12 | Esteve Rabat | Aprilia | 0 | Accident | 7 |  |
| Ret | 53 | Jasper Iwema | Aprilia | 0 | Accident | 20 |  |
| DNS | 32 | Lorenzo Savadori | Aprilia |  | Did not start | 29 |  |
Question:
how many racers did not start?
Answer:
1