Select Date of Issue:
| 1917 (Spanish) Jan 3 10 17 24 31 |
| 1917 (Spanish) Feb 7 14 21 28 |
| 1917 (Spanish) Mar 7 14 21 28 |
| 1917 (Spanish) Apr 4 11 18 25 |
| 1917 (Spanish) May 2 9 16 23 30 |
| 1917 (Spanish) Jun 6 13 20 27 |
| 1917 (Spanish) Jul 4 11 18 25 |
| 1917 (Spanish) Aug 1 8 15 22 29 |
| 1917 (Spanish) Sep 5 12 19 26 |
| 1917 (Spanish) Oct 3 10 17 24 31 |
| 1917 (Spanish) Nov 7 14 21 28 |
| 1917 (Spanish) Dec 5 12 19 26 |
| 1917 (Spanish) Indices Jan to Mar Jul to Sep Annual |