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 | Opponent | Score | Loss | Attendance | Record |
| --- | --- | --- | --- | --- | --- |
| May 1 | Reds | 13 - 3 | Ortiz (0-1) | 23036.0 | 11-13 |
| May 3 | Cubs | 4 - 1 | Zambrano (2-1) | 27079.0 | 12-13 |
| May 4 | Cubs | 4 - 3 | Novoa (0-1) | 28392.0 | 13-13 |
| May 5 | Cubs | 6 - 5 | Hawkins (1-2) | 31721.0 | 14-13 |
| May 6 | Mets | 4 - 7 | Davis (3-4) | 21067.0 | 14-14 |
| May 7 | Mets | 5 - 7 | Santana (0-1) | 39589.0 | 14-15 |
| May 8 | Mets | 5 - 4 | DeJean (1-1) | 17626.0 | 15-15 |
| May 9 | Phillies | 2 - 4 | Santos (1-2) | 11103.0 | 15-16 |
| May 10 | Phillies | 8 - 5 | Adams (0-2) | 12082.0 | 16-16 |
| May 11 | Phillies | 5 - 2 | Lidle (2-3) | 13175.0 | 17-16 |
| May 13 | @ Pirates | 4 - 3 | Mesa (0-1) | 23845.0 | 18-16 |
| May 14 | @ Pirates | 0 - 2 | Santos (1-3) | 21772.0 | 18-17 |
| May 15 | @ Pirates | 2 - 4 | Glover (2-2) | 15134.0 | 18-18 |
| May 16 | @ Nationals | 2 - 5 | Davis (4-5) | 26606.0 | 18-19 |
| May 17 | @ Nationals | 8 - 2 | Vargas (0-1) | 26427.0 | 19-19 |
| May 18 | @ Nationals | 0 - 1 | Capuano (3-3) | 29216.0 | 19-20 |
| May 19 | @ Nationals | 2 - 3 | Santos (1-4) | 30968.0 | 19-21 |
| May 20 | @ Twins | 1 - 7 | Glover (2-3) | 30073.0 | 19-22 |
| May 21 | @ Twins | 6 - 0 | Radke (4-4) | 32106.0 | 20-22 |
| May 22 | @ Twins | 5 - 6 (11) | Wise (0-1) | 28466.0 | 20-23 |
| May 23 | Rockies | 2 - 1 | Chacón (1-4) | 11855.0 | 21-23 |
| May 24 | Rockies | 6 - 1 | Francis (4-2) | 17759.0 | 22-23 |
| May 25 | Rockies | 11 - 1 | Wright (2-5) | 24916.0 | 23-23 |
| May 27 | Astros | 3 - 0 | Oswalt (5-6) | 22173.0 | 24-23 |
| May 28 | Astros | 6 - 9 | Sheets (1-4) | 37845.0 | 24-24 |
| May 29 | Astros | 1 - 2 | Capuano (4-4) | 34402.0 | 24-25 |
| May 30 | @ Padres | 1 - 2 | de la Rosa (2-1) | 36152.0 | 24-26 |
| May 31 | @ Padres | 4 - 8 | Glover (3-4) | 23124.0 | 24-27 |
Question:
On May 17, what is the highest Attendance?
Answer:
26427.0