| Woodruff Release Percentiles by Month | ||||||||||||
| Period of record Feb 1957 - May 2026 | ||||||||||||
| Month | P05 | P10 | P20 | P30 | P40 | P50 | P60 | P70 | P80 | P90 | P95 | Avg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | 8295 | 9868 | 12508 | 15101 | 17450 | 21036 | 26162 | 30968 | 38136 | 50638 | 59510 | 26480 |
| Feb | 9906 | 12564 | 16510 | 19537 | 23414 | 27707 | 32861 | 39596 | 47988 | 58222 | 68287 | 32569 |
| Mar | 12453 | 15148 | 18060 | 21215 | 25529 | 30018 | 35254 | 41684 | 49803 | 60770 | 75862 | 35769 |
| Apr | 9732 | 11813 | 15449 | 17701 | 20137 | 23987 | 28656 | 34358 | 44900 | 60092 | 72433 | 30923 |
| May | 6074 | 8300 | 10509 | 12376 | 14459 | 16769 | 18581 | 20833 | 25119 | 34159 | 42801 | 19245 |
| Jun | 5075 | 6171 | 8977 | 10646 | 11894 | 13456 | 14882 | 16983 | 19141 | 26059 | 33386 | 15239 |
| Jul | 5118 | 6213 | 8026 | 9416 | 10658 | 11866 | 13269 | 15414 | 18394 | 25350 | 32933 | 15182 |
| Aug | 5062 | 5330 | 7603 | 8990 | 10353 | 11691 | 12796 | 14358 | 17257 | 22664 | 29655 | 13302 |
| Sep | 4904 | 5227 | 6962 | 8258 | 9497 | 10744 | 11639 | 12413 | 14488 | 17543 | 21943 | 11604 |
| Oct | 4872 | 5270 | 6462 | 8005 | 9011 | 10043 | 10936 | 12137 | 13799 | 18789 | 27341 | 11609 |
| Nov | 5059 | 5682 | 7473 | 8304 | 9406 | 10484 | 11476 | 13613 | 16720 | 21855 | 28505 | 12874 |
| Dec | 5814 | 6754 | 9250 | 10683 | 12449 | 14306 | 16821 | 20173 | 27400 | 40532 | 51454 | 19736 |