| Title | Average |
|---|---|
| Robert Schwartz | 173 |
| Robert Shepard | 201 |
| Robert Smith Jr. | 135 |
| Robert White | 179 |
| Robert Wolf | 180 |
| Robert Wykoff | 147 |
| Robin Briggs | 188 |
| Robin Unfricht | 143 |
| Robyn Holman | 147 |
| Rochelle Richards | 172 |
| Rod Hopper | 206 |
| Rodney Harris | 161 |
| Rodney Miller | 180 |
| Rodney Smith | 184 |
| Roger Allard | 198 |
| Roger Butler | 170 |
| Roger Moncayo | 191 |
| Roger Morsch | 199 |
| Roger Sensing | 168 |
| Rogers Bustamante | 215 |
