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 |
| --- | --- | --- | --- | --- |
| Nigel Mansell | Williams - Honda | 80.0 | 1:37:19.272 | 2.0 |
| Alain Prost | McLaren - TAG | 80.0 | + 17.128 | 5.0 |
| Nelson Piquet | Williams - Honda | 80.0 | + 37.545 | 3.0 |
| Keke Rosberg | McLaren - TAG | 80.0 | + 48.703 | 7.0 |
| René Arnoux | Ligier - Renault | 79.0 | + 1 Lap | 4.0 |
| Jacques Laffite | Ligier - Renault | 79.0 | + 1 Lap | 11.0 |
| Riccardo Patrese | Brabham - BMW | 78.0 | + 2 Laps | 16.0 |
| Michele Alboreto | Ferrari | 78.0 | + 2 Laps | 9.0 |
| Derek Warwick | Brabham - BMW | 77.0 | + 3 Laps | 14.0 |
| Martin Brundle | Tyrrell - Renault | 77.0 | + 3 Laps | 15.0 |
| Christian Danner | Arrows - BMW | 76.0 | + 4 Laps | 18.0 |
| Thierry Boutsen | Arrows - BMW | 67.0 | Not Classified | 21.0 |
| Patrick Tambay | Lola - Ford | 64.0 | Brakes | 13.0 |
| Johnny Dumfries | Lotus - Renault | 56.0 | Engine | 12.0 |
| Jonathan Palmer | Zakspeed | 46.0 | Engine | 22.0 |
| Philippe Streiff | Tyrrell - Renault | 43.0 | Fire | 17.0 |
| Huub Rothengatter | Zakspeed | 32.0 | Accident | 24.0 |
| Allen Berg | Osella - Alfa Romeo | 25.0 | Turbo | 26.0 |
| Gerhard Berger | Benetton - BMW | 22.0 | Gearbox | 8.0 |
| Teo Fabi | Benetton - BMW | 7.0 | Engine | 6.0 |
| Stefan Johansson | Ferrari | 5.0 | Turbo | 10.0 |
| Ayrton Senna | Lotus - Renault | 3.0 | Accident | 1.0 |
| Piercarlo Ghinzani | Osella - Alfa Romeo | 3.0 | Accident | 25.0 |
| Alessandro Nannini | Minardi - Motori Moderni | 3.0 | Accident | 19.0 |
| Andrea de Cesaris | Minardi - Motori Moderni | 3.0 | Turbo | 23.0 |
| Alan Jones | Lola - Ford | 2.0 | Accident | 20.0 |
Question:
What is the time/retired for thierry boutsen?
Answer:
Not Classified