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 | Lane | Name | Nationality | Time |
| --- | --- | --- | --- | --- |
| 1.0 | 4.0 | Susie O'Neill | Australia | 2:07.57 |
| 2.0 | 5.0 | Petria Thomas | Australia | 2:07.63 |
| 3.0 | 3.0 | Maki Mita | Japan | 2:09.88 |
| 4.0 | 6.0 | Yuko Nakanishi | Japan | 2:09.89 |
| 5.0 | 2.0 | Mireia García | Spain | 2:10.24 |
| 6.0 | 1.0 | Mandy Loots | South Africa | 2:10.58 |
| 7.0 | 8.0 | Elizabeth van Welie | New Zealand | 2:11.68 |
| 8.0 | 7.0 | Éva Risztov | Hungary | 2:11.83 |
Question:
What is the rank of the swimmer named Petria Thomas?
Answer:
2.0