| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Cardinals | SLN | 5.24 | 198409030_NYN_SLN |
| Houston Astros | HOU | 2.75 | 198409020_HOU_SLN |
| New York Mets | NYN | 1.63 | 198409030_NYN_SLN |
| New York Yankees | NYA | 1.35 | 198409010_NYA_ANA |
| Detroit Tigers | DET | 1.26 | 198409030_BAL_DET |
| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | -3.67 | 198409030_CIN_SFN |
| Kansas City Royals | KCA | -2.31 | 198409010_KCA_CHA |
| Seattle Mariners | SEA | -1.58 | 198409020_BAL_SEA |
| Minnesota Twins | MIN | -1.57 | 198409030_MIN_KCA |
| Oakland Athletics | OAK | -1.54 | 198409010_DET_OAK |
Based on accumulated WAA for this season up to 1984-09-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +011+ | 6 | Bruce Sutter | 108.3 | SLN |
| +015+ | 4.84 | Willie Hernandez | 119.7 | DET |
| +044+ | 3.7 | Larry Andersen | 83 | PHI |
| +053+ | 3.37 | Bill Dawley | 76 | HOU |
| +063+ | 3.1 | Craig Lefferts | 95 | SDN |
| +064+ | 3.09 | Aurelio Lopez | 121.3 | DET |
| +068+ | 2.93 | Dave Schmidt | 66.3 | TEX |
| +071+ | 2.89 | Doug Sisk | 70.7 | NYN |
| +073+ | 2.85 | Dave Smith | 65.3 | HOU |
| +082+ | 2.65 | Dave Rucker | 65.7 | SLN |
| +086+ | 2.56 | Dave Righetti | 80 | NYA |
| +087+ | 2.56 | Doug Corbett | 72 | ANA |
| +090+ | 2.55 | Ernie Camacho | 87 | CLE |
| +093+ | 2.46 | Dan Quisenberry | 108 | KCA |
| +097+ | 2.39 | Jay Howell | 87.7 | NYA |
| +105+ | 2.25 | Jesse Orosco | 77.7 | NYN |
| +119+ | 2.09 | Gary Lavelle | 91.3 | SFN |
| +127+ | 1.96 | Brent Gaff | 69.7 | NYN |
| +128+ | 1.9 | Bill Caudill | 81.7 | OAK |
| +131+ | 1.85 | Rich Bordi | 77.7 | CHN |
| +132+ | 1.84 | Luis Sanchez | 73.3 | ANA |
| +133+ | 1.83 | Sammy Stewart | 80 | BAL |
| +135+ | 1.82 | Rich Gossage | 90 | SDN |
| +138+ | 1.81 | Julio Solano | 39.3 | HOU |
| +139+ | 1.76 | Johnny Franco | 68 | CIN |
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