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 |
| --- | --- | --- | --- | --- |
| 1972.0 | Team Williams-Motul | March 711 | Cosworth V8 | 3.0 |
| 1973.0 | Brooke Bond Oxo Team Surtees | Surtees TS14A | Cosworth V8 | 7.0 |
| 1974.0 | Team Surtees | Surtees TS16 | Cosworth V8 | 11.0 |
| 1974.0 | Bang & Olufsen Team Surtees | Surtees TS16 | Cosworth V8 | 11.0 |
| 1974.0 | Goldie Hexagon Racing | Brabham BT42 | Cosworth V8 | 11.0 |
| 1974.0 | Motor Racing Developments | Brabham BT44 | Cosworth V8 | 11.0 |
| 1975.0 | Martini Racing | Brabham BT44B | Cosworth V8 | 24.0 |
| 1976.0 | Martini Racing | Brabham BT45 | Alfa Romeo Flat-12 | 7.0 |
| 1977.0 | Martini Racing | Brabham BT45 | Alfa Romeo Flat-12 | 6.0 |
| 1977.0 | Martini Racing | Brabham BT45B | Alfa Romeo Flat-12 | 6.0 |
Question:
What is the average points of a Cosworth v8 engine in 1973.
Answer:
7.0