Today is day 36 of the 1991 season
1991-05-13 MLB Standings
NL East 1991-05-13
| Tm | W | L | BAT | PITCH | UR | dPE | |
| PIT | 19 | 11 | 10.2 | 16.7 | -0.4 | 2.4 | |
| NYN | 17 | 13 | -9.8 | 21.7 | -4.4 | 2.4 | |
| SLN | 17 | 14 | -14.3 | -0.6 | 2.0 | 5.7 | |
| WAS | 15 | 16 | -11.3 | 1.4 | 3.0 | 0.4 | |
| PHI | 15 | 17 | 2.2 | -5.8 | 1.4 | -1.5 | |
| CHN | 15 | 17 | 2.7 | -7.8 | -1.6 | -0.6 | |
NL West 1991-05-13
| Tm | W | L | BAT | PITCH | UR | dPE | |
| ATL | 16 | 12 | 22.2 | 25.2 | -3.1 | -5.3 | |
| LAN | 16 | 14 | -0.3 | 25.7 | -8.4 | -1.6 | |
| SDN | 16 | 16 | -1.7 | -18.8 | 0.4 | 4.2 | |
| CIN | 15 | 15 | -19.8 | 17.7 | 1.6 | 0.1 | |
| HOU | 12 | 17 | -23.8 | -5.1 | 1.3 | 0.8 | |
| SFN | 10 | 21 | -4.8 | -16.6 | 1.0 | -6.7 | |
AL East 1991-05-13
| Tm | W | L | BAT | PITCH | UR | dPE | |
| BOS | 18 | 11 | -1.8 | 16.9 | 6.3 | 2.5 | |
| TOR | 20 | 13 | -0.4 | 14.9 | 5.8 | 2.7 | |
| DET | 16 | 14 | 22.7 | -0.3 | -5.4 | -1.6 | |
| MIL | 13 | 16 | 6.7 | -13.1 | 4.3 | -2.6 | |
| CLE | 11 | 16 | -1.8 | 6.4 | -2.5 | -5.4 | |
| NYA | 11 | 17 | 14.7 | -24.8 | -5.1 | -2.8 | |
| BAL | 10 | 18 | -7.3 | -21.8 | -1.1 | -1.7 | |
AL West 1991-05-13
| Tm | W | L | BAT | PITCH | UR | dPE | |
| OAK | 18 | 12 | 29.7 | -24.3 | 1.6 | 4.5 | |
| SEA | 17 | 14 | -3.8 | 2.4 | -2.0 | 3.7 | |
| CHA | 15 | 13 | -7.8 | -14.8 | 1.9 | 6.3 | |
| ANA | 16 | 15 | 2.2 | 6.4 | -2.0 | -0.4 | |
| MIN | 16 | 15 | 4.7 | 3.4 | 1.0 | -0.9 | |
| TEX | 13 | 14 | 10.3 | -10.6 | 7.5 | -2.5 | |
| KCA | 12 | 18 | -19.3 | 5.7 | -3.4 | -2.4 | |