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 | Domenico Fioravanti | Italy | 1:00.84 |
| 2.0 | 5.0 | Ed Moses | United States | 1:01.22 |
| 3.0 | 3.0 | Kosuke Kitajima | Japan | 1:01.31 |
| 4.0 | 7.0 | Brett Petersen | South Africa | 1:01.42 |
| 5.0 | 6.0 | Dmitry Komornikov | Russia | 1:01.88 |
| 6.0 | 2.0 | Jens Kruppa | Germany | 1:01.92 |
| 7.0 | 8.0 | Darren Mew | Great Britain | 1:01.98 |
| 8.0 | 1.0 | Oleg Lisogor | Ukraine | 1:02.00 |
Question:
What is the highest rank of a swimmer in lane 5?
Answer:
2.0