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 | 3.0 | Elizabeth Beisel | United States | 2:07.90 |
| 2.0 | 7.0 | Reiko Nakamura | Japan | 2:08.21 |
| 3.0 | 4.0 | Elizabeth Simmonds | Great Britain | 2:08.96 |
| 4.0 | 8.0 | Gemma Spofforth | Great Britain | 2:09.19 |
| 5.0 | 5.0 | Zhao Jing | China | 2:09.59 |
| 6.0 | 6.0 | Melissa Ingram | New Zealand | 2:09.70 |
| 7.0 | 1.0 | Hanae Ito | Japan | 2:09.86 |
| 8.0 | 2.0 | Laure Manaudou | France | 2:12.04 |
Question:
What is Elizabeth Simmonds' average lane number?
Answer:
4.0