| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Cardinals | SLN | 5.15 | 198409150_PIT_SLN |
| Detroit Tigers | DET | 1.75 | 198409140_TOR_DET |
| Houston Astros | HOU | 1.51 | 198409140_SDN_HOU |
| New York Yankees | NYA | 0.93 | 198409130_NYA_TOR |
| New York Mets | NYN | 0.59 | 198409130_PIT_NYN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Oakland Athletics | OAK | -5.14 | 198409150_CLE_OAK |
| San Francisco Giants | SFN | -2.94 | 198409140_SFN_ATL |
| Cincinnati Reds | CIN | -1.9 | 198409150_LAN_CIN |
| Seattle Mariners | SEA | -1.84 | 198409150_KCA_SEA |
| Minnesota Twins | MIN | -0.51 | 198409150_MIN_TEX |
Based on accumulated WAA for this season up to 1984-09-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +011+ | 6.11 | Bruce Sutter | 116.3 | SLN |
| +015+ | 5.72 | Willie Hernandez | 129.3 | DET |
| +045+ | 3.87 | Larry Andersen | 89.3 | PHI |
| +046+ | 3.84 | Bill Dawley | 83.3 | HOU |
| +059+ | 3.42 | Craig Lefferts | 100.7 | SDN |
| +066+ | 3.25 | Dave Righetti | 87.3 | NYA |
| +076+ | 3.03 | Dan Quisenberry | 116.3 | KCA |
| +077+ | 3 | Ernie Camacho | 92 | CLE |
| +083+ | 2.9 | Jay Howell | 95.3 | NYA |
| +086+ | 2.85 | Aurelio Lopez | 125.3 | DET |
| +085+ | 2.85 | Doug Corbett | 77.7 | ANA |
| +088+ | 2.81 | Dave Rucker | 72 | SLN |
| +099+ | 2.47 | Dave Smith | 70.3 | HOU |
| +118+ | 2.17 | Julio Solano | 43.3 | HOU |
| +123+ | 2.1 | Luis Sanchez | 81 | ANA |
| +127+ | 2.03 | Dave Schmidt | 70.3 | TEX |
| +131+ | 1.96 | Johnny Franco | 72.3 | CIN |
| +134+ | 1.91 | Ted Power | 100.3 | CIN |
| +141+ | 1.81 | Tom Tellmann | 79.3 | MIL |
| +143+ | 1.77 | Ray Searage | 27 | MIL |
| +147+ | 1.72 | Rich Gossage | 93.3 | SDN |
| +150+ | 1.66 | Bill Caudill | 85.7 | OAK |
| +151+ | 1.64 | Gary Lavelle | 93 | SFN |
| +152+ | 1.63 | Rod Scurry | 42.7 | PIT |
| +154+ | 1.59 | Jesse Orosco | 81.7 | NYN |
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