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:
| Year | Entrant | Chassis | Engine | Points |
| --- | --- | --- | --- | --- |
| 1956.0 | Officine Alfieri Maserati | Maserati 250F | Maserati Straight-6 | 0.0 |
| 1957.0 | Scuderia Centro Sud | Maserati 250F | Maserati Straight-6 | 0.0 |
| 1957.0 | Joakim Bonnier Racing Team | Maserati 250F | Maserati Straight-6 | 0.0 |
| 1958.0 | Scuderia Centro Sud | Maserati 250F | Maserati Straight-6 | 3.0 |
| 1958.0 | Joakim Bonnier Racing Team | Maserati 250F | Maserati Straight-6 | 3.0 |
| 1958.0 | Giorgio Scarlatti | Maserati 250F | Maserati Straight-6 | 3.0 |
| 1958.0 | Owen Racing Organisation | BRM P25 | BRM Straight-4 | 3.0 |
| 1959.0 | Owen Racing Organisation | BRM P25 | BRM Straight-4 | 10.0 |
| 1960.0 | Owen Racing Organisation | BRM P25 | BRM Straight-4 | 4.0 |
| 1960.0 | Owen Racing Organisation | BRM P48 | BRM Straight-4 | 4.0 |
| 1961.0 | Porsche System Engineering | Porsche 787 | Porsche Flat-4 | 3.0 |
| 1961.0 | Porsche System Engineering | Porsche 718 | Porsche Flat-4 | 3.0 |
| 1962.0 | Porsche System Engineering | Porsche 804 | Porsche Flat-4 | 3.0 |
| 1962.0 | Porsche System Engineering | Porsche 718 | Porsche Flat-4 | 3.0 |
| 1963.0 | Rob Walker Racing Team | Cooper T60 | Climax V8 | 6.0 |
| 1963.0 | Rob Walker Racing Team | Cooper T66 | Climax V8 | 6.0 |
| 1964.0 | Rob Walker Racing Team | Cooper T66 | Climax V8 | 3.0 |
| 1964.0 | Rob Walker Racing Team | Brabham BT11 | BRM V8 | 3.0 |
| 1964.0 | Rob Walker Racing Team | Brabham BT7 | Climax V8 | 3.0 |
| 1965.0 | Rob Walker Racing Team | Brabham BT7 | Climax V8 | 0.0 |
| 1966.0 | Anglo-Suisse Racing | Cooper T81 | Maserati V12 | 1.0 |
| 1966.0 | Anglo-Suisse Racing | Brabham BT22 | Climax Straight-4 | 1.0 |
| 1966.0 | Anglo-Suisse Racing | Brabham BT7 | Climax V8 | 1.0 |
| 1967.0 | Joakim Bonnier Racing Team | Cooper T81 | Maserati V12 | 3.0 |
| 1968.0 | Joakim Bonnier Racing Team | Cooper T81 | Maserati V12 | 3.0 |
| 1968.0 | Joakim Bonnier Racing Team | McLaren M5A | BRM V12 | 3.0 |
| 1968.0 | Joakim Bonnier Racing Team | Honda RA301 | Honda V12 | 3.0 |
| 1969.0 | Ecurie Bonnier | Lotus 63 | Cosworth V8 | 0.0 |
| 1969.0 | Ecurie Bonnier | Lotus 49B | Cosworth V8 | 0.0 |
| 1970.0 | Ecurie Bonnier | McLaren M7C | Cosworth V8 | 0.0 |
| 1971.0 | Ecurie Bonnier | McLaren M7C | Cosworth V8 | 0.0 |
Question:
How many points for maserati v12 engines in 1968?
Answer:
1.0