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:
| Rank | Player | Country | Earnings ( $ ) | Wins |
| --- | --- | --- | --- | --- |
| 1.0 | Jack Nicklaus | United States | 4520823.0 | 72.0 |
| 2.0 | Tom Watson | United States | 3580162.0 | 36.0 |
| 3.0 | Lee Trevino | United States | 3037091.0 | 29.0 |
| 4.0 | Hale Irwin | United States | 2556043.0 | 16.0 |
| 5.0 | Raymond Floyd | United States | 2489962.0 | 18.0 |
Question:
What's the smallest amount of earnings when there are more than 18 wins and the rank is 2?
Answer:
3580162.0