1990 Season
1989 / 1991

Type # %
Natural Grass
16
62%
Artificial Turf
10
38%
Open Air
21
81%
Dome
4
15%
Retractable Roof
1
4%

3-Year Park Factors
Home Runs Hits Singles Doubles Triples Walks Strikeouts
Park Team G R HR L R H L R 1B L R 2B L R 3B L R BB L R K L R
Kauffman Stadium KCA 81
98
68
61
74
100
99
99
100
101
99
109
103
109
158
138
163
94
89
97
92
94
94
Busch Stadium II SLN 81
100
81
76
87
99
98
99
97
97
96
106
101
109
150
176
120
102
94
112
91
85
94
Hubert H. Humphrey Metrodo... MIN 81
111
96
101
94
105
104
105
103
101
104
114
114
111
140
119
141
99
102
98
101
94
102
Comiskey Park I CHA 80
96
79
65
89
98
97
100
100
101
99
96
89
103
139
137
144
103
101
106
98
100
97
Astrodome HOU 81
94
66
68
65
98
99
100
100
100
100
107
103
110
136
114
149
99
97
101
106
104
109
Arlington Stadium TEX 82
100
110
109
112
101
96
104
101
95
105
94
91
97
119
124
120
99
95
105
107
115
103
Rogers Centre TOR 81
102
118
98
134
102
100
103
98
97
101
105
108
100
115
122
99
100
106
93
98
95
98
Veterans Stadium PHI 81
102
103
124
90
100
100
100
97
96
100
109
108
106
113
119
107
104
106
101
103
96
106
Tiger Stadium DET 81
104
119
129
114
97
100
96
96
100
94
92
92
93
103
99
107
108
114
108
103
106
103
Three Rivers Stadium PIT 81
94
93
103
88
97
97
98
96
96
97
102
97
104
102
98
102
102
103
103
102
101
103
Jack Murphy Stadium SDN 81
99
114
118
113
98
100
98
98
101
96
91
86
101
101
107
100
101
102
102
105
109
103
Kingdome SEA 81
103
110
129
99
100
103
98
97
99
98
110
112
105
100
110
98
100
94
105
101
99
100
Stade Olympique MON 81
94
90
87
91
98
99
98
98
99
98
107
105
104
97
89
102
98
91
99
103
105
105
Shea Stadium NYN 81
97
98
102
96
98
99
98
99
100
100
92
95
92
97
105
96
100
103
98
104
107
102
Wrigley Field CHN 81
113
123
122
125
106
107
105
106
106
106
101
109
94
93
95
93
96
96
92
98
94
99
Fenway Park BOS 81
109
104
93
111
107
109
104
103
105
101
124
133
110
92
86
99
102
108
100
99
93
102
Riverfront Stadium CIN 81
107
126
132
124
102
104
101
98
101
98
111
112
105
91
96
95
109
114
110
95
98
92
Candlestick Park SFN 81
94
98
94
101
97
97
100
97
97
99
99
101
101
89
79
111
99
103
94
102
105
99
Cleveland Stadium CLE 81
99
85
71
92
101
99
102
105
102
107
95
103
94
87
80
114
100
100
99
96
101
93
County Stadium ML4 81
99
96
92
99
98
98
98
98
100
96
99
96
102
86
74
99
104
111
101
107
110
108
Angel Stadium of Anaheim CAL 81
94
117
116
116
97
95
100
98
95
100
88
88
96
77
92
79
94
99
90
98
94
98
Atlanta-Fulton County Stad... ATL 81
113
119
122
118
105
105
104
106
106
105
101
105
99
76
78
88
94
90
95
93
96
91
Oakland-Alameda County Col... OAK 81
90
89
78
95
95
96
96
99
99
99
86
89
88
76
89
70
99
98
100
103
103
105
Yankee Stadium I NYA 81
101
109
138
93
100
104
99
101
106
99
98
94
105
73
65
78
98
102
97
98
97
98
Dodger Stadium LAN 81
92
93
89
96
98
97
99
104
101
105
80
86
81
73
85
84
99
102
97
102
105
102
Memorial Stadium BAL 80
94
98
99
99
97
100
96
99
102
97
94
98
93
68
71
76
100
95
104
105
106
104