Today is day 13 of the 1991 season
1991-04-20 MLB Standings
NL East 1991-04-20
| Tm | W | L | BAT | PITCH | UR | dPE | |
| PIT | 7 | 5 | -0.2 | -0.2 | -0.7 | 2.2 | |
| CHN | 7 | 5 | -3.7 | 2.8 | 1.3 | 1.9 | |
| NYN | 7 | 5 | -0.7 | 13.8 | -1.7 | -0.4 | |
| SLN | 6 | 6 | 2.8 | 3.8 | -2.7 | -0.8 | |
| WAS | 5 | 7 | -11.2 | 2.8 | 3.3 | -0.9 | |
| PHI | 4 | 8 | 1.3 | -14.2 | 0.3 | -1.4 | |
NL West 1991-04-20
| Tm | W | L | BAT | PITCH | UR | dPE | |
| SDN | 8 | 4 | 6.9 | 1.8 | -0.7 | 2.3 | |
| CIN | 6 | 4 | -2.1 | 3.7 | -1.4 | 2.0 | |
| LAN | 5 | 6 | 1.1 | 4.3 | -8.0 | -0.5 | |
| HOU | 5 | 6 | -6.9 | -13.7 | 1.0 | 3.1 | |
| SFN | 5 | 6 | 14.6 | -5.7 | 1.0 | -3.1 | |
| ATL | 3 | 6 | 5.7 | 0.1 | -2.8 | -3.6 | |
AL East 1991-04-20
| Tm | W | L | BAT | PITCH | UR | dPE | |
| TOR | 8 | 4 | 7.3 | 1.8 | 1.3 | 1.8 | |
| DET | 6 | 4 | 11.4 | 5.7 | 1.6 | -1.9 | |
| BOS | 6 | 5 | -8.9 | 11.3 | 3.0 | -0.1 | |
| MIL | 5 | 6 | -1.9 | -8.7 | 2.0 | 0.8 | |
| BAL | 4 | 6 | -2.6 | -5.3 | 0.6 | -0.5 | |
| CLE | 4 | 6 | -19.6 | 12.7 | 0.6 | -0.7 | |
| NYA | 4 | 7 | 10.6 | -11.7 | -1.0 | -2.6 | |
AL West 1991-04-20
| Tm | W | L | BAT | PITCH | UR | dPE | |
| CHA | 6 | 3 | -4.3 | -5.9 | 2.2 | 4.7 | |
| ANA | 8 | 4 | 7.8 | 2.8 | 2.3 | 1.3 | |
| OAK | 8 | 4 | 5.8 | 1.8 | 1.3 | 2.1 | |
| SEA | 5 | 6 | 1.1 | -0.7 | -2.0 | -0.7 | |
| KCA | 5 | 6 | -4.4 | 6.3 | -1.0 | -1.2 | |
| TEX | 4 | 5 | -1.3 | -0.9 | 2.2 | -1.0 | |
| MIN | 2 | 9 | -9.4 | -8.7 | -2.0 | -2.8 | |