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 |
| --- | --- | --- | --- | --- |
| David Coulthard | McLaren - Mercedes | 78.0 | 1:49:28.213 | 3.0 |
| Rubens Barrichello | Ferrari | 78.0 | +15.889 | 6.0 |
| Giancarlo Fisichella | Benetton - Playlife | 78.0 | +18.522 | 8.0 |
| Eddie Irvine | Jaguar - Cosworth | 78.0 | +1:05.924 | 10.0 |
| Mika Salo | Sauber - Petronas | 78.0 | +1:20.775 | 13.0 |
| Mika Häkkinen | McLaren - Mercedes | 77.0 | +1 Lap | 5.0 |
| Jacques Villeneuve | BAR - Honda | 77.0 | +1 Lap | 17.0 |
| Nick Heidfeld | Prost - Peugeot | 77.0 | +1 Lap | 18.0 |
| Johnny Herbert | Jaguar - Cosworth | 76.0 | +2 Laps | 11.0 |
| Heinz-Harald Frentzen | Jordan - Mugen-Honda | 70.0 | Spun off | 4.0 |
| Jos Verstappen | Arrows - Supertec | 60.0 | Spun off | 15.0 |
| Michael Schumacher | Ferrari | 55.0 | Exhaust | 1.0 |
| Ricardo Zonta | BAR - Honda | 48.0 | Spun off | 20.0 |
| Ralf Schumacher | Williams - BMW | 37.0 | Spun off | 9.0 |
| Jarno Trulli | Jordan - Mugen-Honda | 36.0 | Gearbox | 2.0 |
| Pedro Diniz | Sauber - Petronas | 30.0 | Spun off | 19.0 |
| Jean Alesi | Prost - Peugeot | 29.0 | Transmission | 7.0 |
| Gastón Mazzacane | Minardi - Fondmetal | 22.0 | Spun off | 22.0 |
| Marc Gené | Minardi - Fondmetal | 21.0 | Gearbox | 21.0 |
| Alexander Wurz | Benetton - Playlife | 18.0 | Spun off | 12.0 |
| Jenson Button | Williams - BMW | 16.0 | Engine | 14.0 |
| Pedro de la Rosa | Arrows - Supertec | 0.0 | Not restarted | 16.0 |
Question:
What driver has less than 18 laps and a grid number under 16?
Answer:
Jenson Button