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 | Class | Team | Points | Rank | Wins |
| --- | --- | --- | --- | --- | --- |
| 1980.0 | 250cc | Yamaha | 26.0 | 8th | 0.0 |
| 1980.0 | 350cc | Motul - Yamaha | 21.0 | 7th | 0.0 |
| 1981.0 | 350cc | Yamaha | 20.0 | 8th | 0.0 |
| 1982.0 | 250cc | Hostettler- Yamaha | 17.0 | 17th | 0.0 |
| 1982.0 | 350cc | Hostettler- Yamaha | 31.0 | 7th | 0.0 |
| 1983.0 | 250cc | Hostettler- Yamaha | 32.0 | 9th | 0.0 |
| 1984.0 | 250cc | Hostettler- Yamaha | 60.0 | 6th | 0.0 |
| 1985.0 | 250cc | Parisienne- Honda | 25.0 | 10th | 0.0 |
| 1986.0 | 250cc | Parisienne- Honda | 32.0 | 7th | 0.0 |
| 1987.0 | 250cc | Parisienne- Honda | 50.0 | 9th | 0.0 |
| 1988.0 | 250cc | Parisienne- Honda | 166.0 | 3rd | 2.0 |
| 1989.0 | 250cc | Lucky Strike- Honda | 187.0 | 3rd | 1.0 |
| 1990.0 | 250cc | Lucky Strike- Honda | 86.0 | 9th | 0.0 |
Question:
What is the smallest number of points for a 1981 team?
Answer:
20.0