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 by average | Place | Couple | Total points | Number of dances | Average |
| --- | --- | --- | --- | --- | --- |
| 1.0 | 1.0 | Nicole & Derek | 468.0 | 17.0 | 27.5 |
| 2.0 | 2.0 | Evan & Anna | 447.0 | 17.0 | 26.3 |
| 3.0 | 3.0 | Erin & Maks | 394.0 | 16.0 | 24.6 |
| 4.0 | 6.0 | Pamela & Damian | 205.0 | 9.0 | 22.8 |
| 5.0 | 4.0 | Chad & Cheryl | 289.0 | 13.0 | 22.2 |
| 6.0 | 5.0 | Niecy & Louis | 227.0 | 11.0 | 20.6 |
| 7.0 | 7.0 | Jake & Chelsie | 143.0 | 7.0 | 20.4 |
| 8.0 | 11.0 | Shannen & Mark | 38.0 | 2.0 | 19.0 |
| 9.0 | 9.0 | Aiden & Edyta | 87.0 | 5.0 | 17.4 |
| 10.0 | 8.0 | Kate & Tony | 93.0 | 6.0 | 15.5 |
Question:
What is the smallest rank by average for a team averaging 22.8?
Answer:
4.0