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Defensive Regression Analysis

Left Field


        Multi-Year Single-Year
Year Team Age G Inn Runs Rate Range Arm Runs Range Arm
1979 OAK 20 61 510.0 4.4 8.6 3.8 0.6 -7.3 -7.3 -0.1
1980 OAK 21 157 1401.0 22.6 16.2 21.9 0.7 23.7 21.6 2.1
1981 OAK 22 107 952.0 16.4 17.2 17.0 -0.6 29.9 30.5 -0.6
1982 OAK 23 140 1203.2 18.3 15.2 20.2 -1.9 7.5 11.3 -3.8
1983 OAK 24 138 1133.0 9.6 8.5 11.5 -1.9 12.6 13.5 -0.8
1984 OAK 25 140 1108.1 11.1 10.0 12.2 -1.1 9.1 10.3 -1.3
1985 NYY 26 6 24.0 0.2 8.9 0.2 -0.0 1.0 1.1 -0.1
1986 NYY 27 11 70.0 0.9 13.5 1.0 -0.0 -1.2 -1.5 0.3
1987 NYY 28 34 272.2 3.6 13.3 3.7 -0.0 10.4 10.5 -0.1
1988 NYY 29 135 1170.0 15.1 12.9 15.9 -0.8 10.9 11.3 -0.4
1989 NYY/OAK 30 147 1271.0 17.8 14.0 19.0 -1.2 13.9 15.1 -1.3
1990 OAK 31 118 994.1 11.9 12.0 12.0 -0.1 23.3 24.8 -1.5
1991 OAK 32 119 982.1 7.7 7.9 7.0 0.7 1.8 -0.6 2.4
1992 OAK 33 108 884.0 -1.1 -1.3 -2.0 0.9 -2.6 -3.9 1.3
1993 OAK/TOR 34 118 1006.2 3.2 3.2 3.1 0.2 -2.8 -2.0 -0.9
1994 OAK 35 66 518.1 -0.0 -0.0 0.3 -0.3 13.2 13.1 0.0
1995 OAK 36 90 741.1 4.5 6.1 5.3 -0.8 -10.4 -9.8 -0.6
1996 SDP 37 114 932.1 2.7 2.9 3.7 -1.0 10.5 12.4 -1.9
1997 SDP/ANA 38 66 526.1 5.3 10.1 6.4 -1.1 6.2 6.1 0.1
1998 OAK 39 142 1104.0 3.7 3.4 6.9 -3.2 9.2 12.9 -3.6
1999 NYM 40 116 889.0 1.8 2.0 5.3 -3.5 -7.0 -3.2 -3.8
2000 NYM/SEA 41 117 906.0 -4.9 -5.4 -2.0 -2.9 3.5 7.4 -3.9
2001 SDP 42 104 812.2 -1.3 -1.6 0.1 -1.4 -10.5 -10.0 -0.6
2002 BOS 43 49 379.1 -2.2 -5.7 -2.1 -0.1 3.6 2.8 0.8
2003 LAD 44 18 139.2 -0.8 -5.7 -0.8 -0.0 -2.0 -2.0 0.0
25 9 2421 19932.0 150.6 7.6 169.6 -19.0 146.4 164.5 -18.1

Center Field


        Multi-Year Single-Year
Year Team Age G Inn Runs Rate Range Arm Runs Range Arm
1979 OAK 20 32 252.2 0.8 3.0 1.1 -0.3 -0.7 -0.2 -0.6
1982 OAK 23 11 70.2 0.9 13.1 1.0 -0.1 2.9 3.3 -0.3
1983 OAK 24 9 51.0 0.8 15.4 0.8 -0.0 0.4 -0.0 0.4
1984 OAK 25 6 21.2 0.3 14.1 0.3 -0.0 2.5 2.6 -0.1
1985 NYY 26 141 1194.1 15.3 12.8 16.8 -1.5 15.2 16.1 -0.9
1986 NYY 27 138 1185.1 14.8 12.5 16.4 -1.6 13.0 14.9 -1.9
1987 NYY 28 39 316.2 3.6 11.3 4.2 -0.6 5.5 6.3 -0.9
1988 NYY 29 3 22.0 0.2 11.3 0.3 -0.0 -1.2 -1.1 -0.1
1994 OAK 35 10 68.0 0.1 1.1 0.1 -0.0 -0.4 -0.2 -0.3
1996 SDP 37 10 65.1 -0.1 -1.8 -0.1 -0.0 -2.7 -2.5 -0.2
1997 SDP/ANA 38 19 139.1 -0.2 -1.8 -0.2 -0.1 3.9 3.8 0.1
1998 OAK 39 24 135.0 -0.2 -1.3 -0.2 -0.0 -2.2 -2.2 0.0
2002 BOS 43 4 27.0 -0.1 -4.6 -0.1 -0.0 -1.1 -1.0 -0.1
13 5 446 3549.0 36.1 10.2 40.4 -4.3 35.1 39.9 -4.7

Right Field


        Multi-Year Single-Year
Year Team Age G Inn Runs Rate Range Arm Runs Range Arm
1979 OAK 20 1 6.0 -0.0 -2.6 -0.0 -0.0 -0.3 -0.3 -0.0
1996 SDP 37 17 121.0 -0.9 -7.8 -0.8 -0.2 -2.4 -1.8 -0.5
1997 SDP 38 8 63.2 -0.5 -7.8 -0.4 -0.1 -2.1 -1.8 -0.3
2002 BOS 43 1 1.0 -0.0 -1.9 -0.0 -0.0 -0.1 -0.1 -0.0
4 3 27 191.2 -1.5 -7.6 -1.2 -0.3 -4.9 -4.0 -0.9