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 | Angels | 7 - 4 | Key (0-2) | 20102.0 | 9-12 |
| May 2 | Mariners | 3 - 2 (11) | Eichhorn (2-2) | 18134.0 | 9-13 |
| May 3 | Mariners | 4 - 2 | Acker (0-2) | 27115.0 | 9-14 |
| May 4 | Mariners | 3 - 2 | Moore (1-3) | 22154.0 | 10-14 |
| May 5 | Athletics | 10 - 6 | Krueger (0-1) | 20111.0 | 11-14 |
| May 6 | Athletics | 17 - 3 | Key (0-3) | 22177.0 | 11-15 |
| May 7 | @ Angels | 6 - 2 | Clancy (2-2) | 24895.0 | 11-16 |
| May 8 | @ Angels | 7 - 6 | Forster (3-1) | 23650.0 | 12-16 |
| May 9 | @ Mariners | 13 - 3 | Stieb (0-4) | 12026.0 | 12-17 |
| May 10 | @ Mariners | 8 - 7 (11) | Henke (3-2) | 20155.0 | 12-18 |
| May 11 | @ Mariners | 4 - 3 | Swift (0-3) | 10172.0 | 13-18 |
| May 12 | @ Athletics | 5 - 3 | Andújar (4-2) | 20126.0 | 14-18 |
| May 13 | @ Athletics | 6 - 3 (10) | Lamp (0-3) | 7124.0 | 14-19 |
| May 14 | @ Athletics | 9 - 4 | Stieb (0-5) | 10940.0 | 14-20 |
| May 16 | Indians | 7 - 6 | Candiotti (2-4) | 21251.0 | 15-20 |
| May 17 | Indians | 11 - 5 | Heaton (1-3) | 27473.0 | 16-20 |
| May 18 | Indians | 10 - 2 | Schulze (2-1) | 28063.0 | 17-20 |
| May 19 | Indians | 6 - 4 | Stieb (0-6) | 27202.0 | 17-21 |
| May 20 | @ White Sox | 2 - 1 | Cerutti (0-1) | 12837.0 | 17-22 |
| May 21 | @ White Sox | 5 - 4 | Acker (1-3) | 13976.0 | 17-23 |
| May 22 | @ White Sox | 5 - 0 | Dotson (2-4) | 12605.0 | 18-23 |
| May 23 | @ Indians | 3 - 1 | Clancy (4-3) | 61340.0 | 18-24 |
| May 24 | @ Indians | 9 - 6 | Easterly (0-2) | 12348.0 | 19-24 |
| May 25 | @ Indians | 8 - 1 | Schrom (3-2) | 13772.0 | 20-24 |
| May 26 | @ Twins | 9 - 1 | Alexander (3-2) | 10885.0 | 20-25 |
| May 27 | @ Twins | 7 - 6 (11) | Henke (3-3) | 9052.0 | 20-26 |
| May 28 | @ Twins | 14 - 8 | Blyleven (4-4) | 9133.0 | 21-26 |
| May 30 | White Sox | 6 - 0 | Davis (2-2) | 31125.0 | 22-26 |
| May 31 | White Sox | 4 - 3 (11) | Nelson (4-2) | 40145.0 | 23-26 |
Question:
On what date did they have a record of 12-17?
Answer:
May 9