Dunville, Jim
Current rating: 1420
| Grand Prix Toronto 2016 (SOI standard) | starting rating: 1400 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 252 | Straight, Raymond (1518) | Won 2-0 | +201420 |
| 3standard | 238 | Sleeman, Mitchell (1518) | Lost 1-2 | -161404 |
| 4standard | 446 | Ross, Terry (1520) | Lost 1-2 | -161388 |
| 5standard | 411 | Rotko, Justin (1560) | Won 2-1 | +211409 |
| 6standard | 332 | Buchanan, Jessica (1610) | Lost 0-2 | -141395 |
| 7standard | 480 | Dail, Chris (1515) | Lost 0-2 | -161379 |
| 8standard | 407 | Ouyang, Bo (1543) | Won 2-0 | +211400 |
| 9standard | 354 | Potter, Kodey (1500) | Won 2-0 | +201420 |
| top | average opponent: 1535record: 4-4 | new rating: 1420 | ||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 64 | Diemer, Eric (1695) | Lost 0-2 | -141432 |
| 4sealed | 182 | Monson, Kyle (1536) | Lost 0-2 | -161416 |
| 5sealed | 181 | Rudd, Adin (1547) | Lost 0-2 | -161400 |
| top | average opponent: 1593record: 0-3 | new rating: 1400 | ||
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 759 | Olsen, Dan (1529) | Lost 1-2 | -171483 |
| 2standard | 785 | Irwin, Dalton (1482) | Won 2-0 | +181501 |
| 3standard | 844 | Linse, Joshua (1449) | Lost 1-2 | -191482 |
| 4standard | 922 | Stewart, Evan (1482) | Lost 0-2 | -181464 |
| 5standard | 894 | Sipes, Steven (1463) | Lost 0-2 | -181446 |
| top | average opponent: 1481record: 1-4 | new rating: 1446 | ||