David Herfel - Head-to-Head
| Opponent | # Games | W | L | T | Win % | Avg | Opp Avg | |
|---|---|---|---|---|---|---|---|---|
| Steve Pellinen | 6 | 4 | 2 | 0 | 0.6667 | 440 | 393 | |
| Lisa Odom | 6 | 1 | 5 | 0 | 0.1667 | 385 | 448 | |
| Susan Rhea | 6 | 4 | 2 | 0 | 0.6667 | 434 | 347 | |
| Jason Vaysberg | 5 | 2 | 3 | 0 | 0.4000 | 437 | 407 | |
| Joseph Gaspard | 4 | 0 | 4 | 0 | 0.0000 | 344 | 466 | |
| Vincent Van Dover | 4 | 2 | 2 | 0 | 0.5000 | 392 | 418 | |
| Rob Robinsky | 4 | 1 | 3 | 0 | 0.2500 | 409 | 426 | |
| Tim Adamson | 3 | 2 | 1 | 0 | 0.6667 | 408 | 409 | |
| David Wood | 2 | 1 | 1 | 0 | 0.5000 | 442 | 408 | |
| Zbigniew Wieckowski | 2 | 2 | 0 | 0 | 1.0000 | 419 | 354 | |
| Carol Dustin | 2 | 0 | 2 | 0 | 0.0000 | 362 | 404 | |
| Lynda Finn | 2 | 2 | 0 | 0 | 1.0000 | 445 | 362 | |
| Lisa Slankard | 2 | 1 | 1 | 0 | 0.5000 | 423 | 377 | |
| Christopher J Nelson | 1 | 0 | 1 | 0 | 0.0000 | 403 | 409 | |
| Cal Cooper | 1 | 1 | 0 | 0 | 1.0000 | 386 | 332 | |
| Dawn Gewecke | 1 | 1 | 0 | 0 | 1.0000 | 399 | 390 | |
| Jerry Dahlin | 1 | 1 | 0 | 0 | 1.0000 | 403 | 386 | |
| Brad Williams | 1 | 1 | 0 | 0 | 1.0000 | 558 | 294 | |
| Mark Kenas | 1 | 1 | 0 | 0 | 1.0000 | 436 | 330 | |
| Scott Jackson | 1 | 0 | 1 | 0 | 0.0000 | 384 | 404 | |
| Jim Kramer | 1 | 0 | 1 | 0 | 0.0000 | 354 | 473 |