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:
| Sporting profession | First place(s) | Second place(s) | Third place(s) | Total placing(s) |
| --- | --- | --- | --- | --- |
| Athletics | 17.0 | 14.0 | 15.0 | 46.0 |
| Formula One | 6.0 | 5.0 | 2.0 | 13.0 |
| Football | 5.0 | 6.0 | 9.0 | 20.0 |
| Boxing | 5.0 | 4.0 | 1.0 | 10.0 |
| Cricket | 4.0 | 3.0 | 3.0 | 10.0 |
| Cycling | 4.0 | 1.0 | 0.0 | 5.0 |
| Tennis | 3.0 | 2.0 | 2.0 | 7.0 |
| Figure skating | 3.0 | 1.0 | 0.0 | 4.0 |
| Golf | 2.0 | 4.0 | 2.0 | 8.0 |
| Swimming | 2.0 | 2.0 | 6.0 | 10.0 |
| Eventing | 2.0 | 0.0 | 1.0 | 3.0 |
| Snooker | 1.0 | 4.0 | 2.0 | 7.0 |
| Rugby union | 1.0 | 2.0 | 2.0 | 5.0 |
| Rowing | 1.0 | 2.0 | 1.0 | 4.0 |
| Show jumping | 1.0 | 0.0 | 5.0 | 6.0 |
| Motorcycle racing | 1.0 | 2.0 | 1.0 | 4.0 |
| Horse racing | 1.0 | 0.0 | 2.0 | 3.0 |
| Sailing | 0.0 | 2.0 | 0.0 | 2.0 |
| Darts | 0.0 | 1.0 | 0.0 | 1.0 |
| Gymnastics | 0.0 | 0.0 | 1.0 | 1.0 |
| Rallying | 0.0 | 0.0 | 1.0 | 1.0 |
Question:
How many second place showings does snooker have?
Answer:
4.0