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:
| Season | Winner | Runner-Up | Third Place | Contestants |
| --- | --- | --- | --- | --- |
| 1.0 | Dado Dolabella | Danni Carlos | Carlinhos da Silva | 14.0 |
| 2.0 | Karina Bacchi | André Segatti | Mateus Rocha | 14.0 |
| 3.0 | Daniel Bueno | Sérgio Abreu | Lisi Benitez | 15.0 |
| 4.0 | Joana Machado | Monique Evans | Raquel Pacheco | 15.0 |
| 5.0 | Viviane Araújo | Felipe Folgosi | Léo Áquilla | 16.0 |
Question:
How many contestants were there when the runner-up was Sérgio Abreu? 
Answer:
15.0