| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tim Leary | LAN | 4.73 | 198808070_LAN_HOU |
| Mark Gubicza | KCA | 4.09 | 198808060_KCA_TOR |
| Mike Scott | HOU | 3.93 | 198808080_LAN_HOU |
| David Cone | NYN | 3.93 | 198808070_NYN_PIT |
| Pascual Perez | WAS | 3.56 | 198808080_WAS_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Glavine | ATL | -3.67 | 198808070_SFN_ATL |
| Jim Clancy | TOR | -2.15 | 198808070_KCA_TOR |
| Rich Yett | CLE | -1.74 | 198808070_CLE_TEX |
| Jeff Ballard | BAL | -1.54 | 198808070_MIL_BAL |
| Rich Dotson | NYA | -1.43 | 198808070_MIN_NYA |
Based on accumulated WAA for this season up to 1988-08-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 6.31 | Frank Viola | 175 | MIN |
| +003+ | 6.28 | Roger Clemens | 198.3 | BOS |
| +006+ | 5.86 | Dennis Martinez | 174 | WAS |
| +010+ | 5.23 | Tim Leary | 158.7 | LAN |
| +012+ | 5.19 | David Cone | 152.3 | NYN |
| +014+ | 4.98 | Mark Gubicza | 176.3 | KCA |
| +020+ | 4.44 | Jeff Robinson | 153 | DET |
| +022+ | 4.27 | Teddy Higuera | 150.7 | MIL |
| +026+ | 4.09 | John Tudor | 137.3 | SLN |
| +029+ | 3.99 | Mike Scott | 155.7 | HOU |
| +030+ | 3.98 | Bob Walk | 152.3 | PIT |
| +031+ | 3.93 | Orel Hershiser | 175 | LAN |
| +032+ | 3.87 | Pascual Perez | 121.3 | WAS |
| +035+ | 3.61 | Allan Anderson | 138 | MIN |
| +036+ | 3.61 | Jose Rijo | 135.3 | CIN |
| +037+ | 3.47 | Danny Jackson | 165 | CIN |
| +038+ | 3.28 | Greg Maddux | 185 | CHN |
| +042+ | 3.06 | Dwight Gooden | 178.3 | NYN |
| +058+ | 2.45 | Charlie Hough | 181.3 | TEX |
| +065+ | 2.28 | Rick Reuschel | 152.3 | SFN |
| +067+ | 2.25 | Joe Magrane | 91.7 | SLN |
| +070+ | 2.23 | John Dopson | 107 | WAS |
| +071+ | 2.2 | Greg Swindell | 164.3 | CLE |
| +072+ | 2.2 | John Smiley | 141.7 | PIT |
| +075+ | 2.15 | Bobby Ojeda | 144 | NYN |
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