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 | @ New York Mets | 1-2 | Majewski (1-2) | 28310.0 | 8-18 |
| May 2 | @ New York Mets | 6-2 | Maine (0-1) | 34046.0 | 9-18 |
| May 3 | Florida Marlins | 5-6 | Stanton (1-3) | 21918.0 | 9-19 |
| May 4 | Florida Marlins | 3-11 | Hernández (1-4) | 20984.0 | 9-20 |
| May 5 | Pittsburgh Pirates | 6-0 | Pérez (1-5) | 21059.0 | 10-20 |
| May 6 | Pittsburgh Pirates | 4-5 (11) | Rodriguez (0-1) | 29953.0 | 10-21 |
| May 7 | Pittsburgh Pirates | 5-4 | Duke (2-3) | 30659.0 | 11-21 |
| May 9 | @ Cincinnati Reds | 7-1 | Claussen (2-4) | 16716.0 | 12-21 |
| May 10 | @ Cincinnati Reds | 6-9 | Stanton (1-4) | 14180.0 | 12-22 |
| May 11 | @ Cincinnati Reds | 4-5 (11) | Eischen (0-1) | 16716.0 | 12-23 |
| May 12 | @ Atlanta Braves | 2-6 | Ortiz (0-4) | 31818.0 | 12-24 |
| May 13 | @ Atlanta Braves | 5-8 | Cordero (1-1) | 37040.0 | 12-25 |
| May 14 | @ Atlanta Braves | 8-1 | Thomson (1-3) | 31062.0 | 13-25 |
| May 16 | @ Chicago Cubs | 0-4 | Hernández (1-5) | 39298.0 | 13-26 |
| May 17 | @ Chicago Cubs | 0-5 | Day (2-4) | 39757.0 | 13-27 |
| May 18 | @ Chicago Cubs | 5-3 | Wood (0-1) | 40517.0 | 14-27 |
| May 19 | Baltimore Orioles | 1-5 | O'Connor (2-2) | 30320.0 | 14-28 |
| May 20 | Baltimore Orioles | 8-3 | Lopez (1-7) | 32502.0 | 15-28 |
| May 21 | Baltimore Orioles | 3-1 | Chen (0-5) | 32152.0 | 16-28 |
| May 22 | Houston Astros | 3-10 | Day (2-5) | 18803.0 | 16-29 |
| May 23 | Houston Astros | 4-1 | Nieve (1-3) | 23189.0 | 17-29 |
| May 24 | Houston Astros | 5-1 | Wheeler (0-3) | 24194.0 | 18-29 |
| May 25 | Houston Astros | 8-5 | Pettitte (3-6) | 24733.0 | 19-29 |
| May 26 | Los Angeles Dodgers | 10-4 | Tomko (5-2) | 22712.0 | 20-29 |
| May 27 | Los Angeles Dodgers | 1-3 | Stanton (1-5) | 26867.0 | 20-30 |
| May 28 | Los Angeles Dodgers | 10-4 | Seo (2-3) | 30348.0 | 21-30 |
| May 29 | @ Philadelphia Phillies | 2-11 | O'Connor (2-3) | 33682.0 | 21-31 |
| May 30 | @ Philadelphia Phillies | 2-4 | Armas (5-3) | 23805.0 | 21-32 |
| May 31 | @ Philadelphia Phillies | 3-2 | Lidle (4-5) | 30386.0 | 22-32 |
Question:
Which Attendance is the highest one that has a Record of 15-28?
Answer:
32502.0