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:
| Date | Score | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 | Total |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Jun 25 | 1-3 | 20-25 | 18-25 | 26-24 | 25-27 | NA | 89 - 101 |
| Jun 25 | 2-3 | 26-24 | 26-28 | 24-26 | 25-18 | 13-15 | 114 - 111 |
| Jun 26 | 3-1 | 21-25 | 25-16 | 25-21 | 25-19 | NA | 96 - 81 |
| Jun 26 | 2-3 | 27-29 | 25-18 | 21-25 | 25-22 | 13-15 | 111 - 109 |
| Jun 27 | 3-1 | 25-23 | 25-19 | 15-25 | 25-18 | NA | 90 - 85 |
| Jun 27 | 0-3 | 21-25 | 17-25 | 22-25 | NA | NA | 60 - 75 |
Question:
What is set 3 when set 5 is na, set 1 is 21-25, and set 2 is 25-16?
Answer:
25-21