| Most improved players during the past 6 months | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rank | last/PR | old/PR | PR/inc | Name | Rank | last/PR | old/PR | PR/inc | Name | Rank | last/PR | old/PR | PR/inc | Name |
| 1 | 51.80 | 49.18 | 2.62 | Brown, Edith Joy | 3 | 58.62 | 58.10 | 0.52 | Walker, Page | 5 | 58.85 | 58.69 | 0.15 | Van Arsdale, Marilee |
| 2 | 56.69 | 55.71 | 0.98 | Tokarz, Joan | 4 | 51.10 | 50.89 | 0.21 | Shepard, Sally | |||||