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 | 5.0 | Therese Alshammar | Sweden | 24.8 |
| 2.0 | 4.0 | Dara Torres | United States | 24.98 |
| 3.0 | 3.0 | Sandra Völker | Germany | 25.22 |
| 4.0 | 6.0 | Sumika Minamoto | Japan | 25.43 |
| 5.0 | 2.0 | Katrin Meißner | Germany | 25.62 |
| 6.0 | 7.0 | Susie O'Neill | Australia | 25.74 |
| 7.0 | 1.0 | Wilma van Rijn | Netherlands | 25.87 |
| 8.0 | 8.0 | Jana Kolukanova | Estonia | 26.03 |
Question:
Name the total number of rank for lane 7
Answer:
1.0