| year | team name | league | level | mlb | # | age | pos | tbc+ | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr |
| 1971 | Pittsburgh Pirates | NL | MLB | PIT | 10 | 22 | OF | 7 | 15 | 2 | 3 | 1 | 0 | 1 | 2 | 0 | 0 | 4 | 7 | 0 | 0 | 0 | 0 | 0 | 7 | 19 | 2 | 1 | .200 | .368 | .467 | .835 | .533 | .267 | .286 | 21.05 | 36.84 | 1.75 | 15.00 | |
| 1972 | Pittsburgh Pirates | NL | MLB | PIT | 22 | 23 | OF | 17 | 37 | 4 | 7 | 3 | 0 | 0 | 4 | 0 | 0 | 7 | 10 | 0 | 0 | 0 | 0 | 1 | 10 | 44 | 3 | 4 | .189 | .318 | .270 | .588 | .270 | .081 | .259 | 15.91 | 22.73 | 1.43 | 0.00 | |
| 1973 | Pittsburgh Pirates | NL | MLB | PIT | 22 | 24 | OF | 125 | 103 | 333 | 44 | 108 | 23 | 7 | 10 | 54 | 0 | 0 | 21 | 63 | 0 | 0 | 0 | 0 | 8 | 175 | 354 | 40 | 68 | .324 | .364 | .526 | .890 | .264 | .202 | .377 | 5.93 | 17.80 | 3.00 | 33.30 |
| 1974 | Pittsburgh Pirates | NL | MLB | PIT | 22 | 25 | OF | 122 | 149 | 536 | 75 | 168 | 30 | 3 | 17 | 100 | 1 | 1 | 65 | 91 | 0 | 0 | 3 | 7 | 12 | 255 | 604 | 50 | 118 | .313 | .386 | .476 | .862 | .284 | .163 | .350 | 10.76 | 15.07 | 1.40 | 31.53 |
| 1975 | Pittsburgh Pirates | NL | MLB | PIT | 22 | 26 | OF | 118 | 147 | 504 | 69 | 146 | 27 | 3 | 20 | 75 | 0 | 1 | 68 | 109 | 2 | 0 | 4 | 9 | 12 | 239 | 578 | 50 | 96 | .290 | .374 | .474 | .848 | .317 | .184 | .332 | 11.76 | 18.86 | 1.60 | 25.20 |
| 1976 | Pittsburgh Pirates | NL | MLB | PIT | 22 | 27 | OF | 116 | 155 | 581 | 91 | 168 | 35 | 2 | 21 | 89 | 1 | 0 | 52 | 96 | 0 | 0 | 8 | 3 | 20 | 270 | 641 | 58 | 110 | .289 | .343 | .465 | .808 | .267 | .176 | .311 | 8.11 | 14.98 | 1.85 | 27.67 |
| 1977 | Chicago White Sox | AL | MLB | CHA | 22 | 28 | OF | 115 | 141 | 531 | 78 | 154 | 17 | 6 | 30 | 101 | 0 | 4 | 55 | 98 | 3 | 1 | 9 | 7 | 15 | 273 | 599 | 53 | 101 | .290 | .355 | .514 | .869 | .320 | .224 | .301 | 9.18 | 16.36 | 1.78 | 17.70 |
| 1978 | Texas Rangers | AL | MLB | TEX | 22 | 29 | OF-DH | 108 | 140 | 511 | 68 | 134 | 19 | 1 | 22 | 85 | 3 | 3 | 58 | 76 | 3 | 4 | 5 | 7 | 14 | 221 | 581 | 42 | 92 | .262 | .338 | .432 | .770 | .284 | .170 | .268 | 9.98 | 13.08 | 1.31 | 23.23 |
| 1979 | Texas Rangers | AL | MLB | TEX | 22 | 30 | OF | 104 | 144 | 503 | 69 | 132 | 21 | 1 | 18 | 64 | 1 | 1 | 57 | 75 | 0 | 1 | 2 | 4 | 15 | 209 | 563 | 40 | 92 | .262 | .336 | .416 | .752 | .266 | .154 | .277 | 10.12 | 13.32 | 1.32 | 27.94 |
| 1980 | Texas Rangers | AL | MLB | TEX | 22 | 31 | DH | 111 | 135 | 448 | 48 | 130 | 17 | 1 | 19 | 77 | 0 | 2 | 39 | 72 | 0 | 1 | 4 | 5 | 18 | 206 | 492 | 37 | 93 | .290 | .344 | .460 | .804 | .252 | .170 | .307 | 7.93 | 14.63 | 1.85 | 23.58 |
| 1981 | Seattle Mariners | AL | MLB | SEA | 22 | 32 | DH | 122 | 94 | 357 | 42 | 111 | 12 | 1 | 16 | 43 | 0 | 2 | 28 | 63 | 3 | 0 | 0 | 3 | 8 | 173 | 388 | 29 | 82 | .311 | .366 | .485 | .851 | .246 | .174 | .342 | 7.22 | 16.24 | 2.25 | 22.31 |
| 1982 | Seattle Mariners | AL | MLB | SEA | 22 | 33 | DH | 115 | 131 | 503 | 61 | 147 | 28 | 1 | 21 | 62 | 2 | 1 | 49 | 89 | 1 | 0 | 3 | 4 | 9 | 240 | 556 | 50 | 97 | .292 | .354 | .477 | .831 | .284 | .185 | .318 | 8.81 | 16.01 | 1.82 | 23.95 |
| 1983 | Seattle Mariners | AL | MLB | SEA | 22 | 34 | DH | 100 | 90 | 285 | 30 | 69 | 12 | 0 | 12 | 36 | 0 | 0 | 30 | 61 | 0 | 0 | 3 | 3 | 6 | 117 | 318 | 24 | 45 | .242 | .311 | .411 | .722 | .274 | .169 | .265 | 9.43 | 19.18 | 2.03 | 23.75 |
| Tot: | MLB (13 yrs) | MLB | 1453 | 5144 | 681 | 1477 | 245 | 26 | 207 | 792 | 8 | 15 | 533 | 910 | 12 | 7 | 41 | 52 | 138 | 2395 | 5737 | 478 | 999 | .287 | .353 | .466 | .818 | .281 | .178 | .312 | 9.29 | 15.86 | 1.71 | 24.85 | ||||||
| Tot: | AL (7 yrs) | AL | 875 | 3138 | 396 | 877 | 126 | 11 | 138 | 468 | 6 | 13 | 316 | 534 | 10 | 7 | 26 | 33 | 85 | 1439 | 3497 | 275 | 602 | .279 | .345 | .459 | .803 | .278 | .179 | .297 | 9.04 | 15.27 | 1.69 | 22.74 | ||||||
| Tot: | NL (6 yrs) | NL | 578 | 2006 | 285 | 600 | 119 | 15 | 69 | 324 | 2 | 2 | 217 | 376 | 2 | 0 | 15 | 19 | 53 | 956 | 2240 | 203 | 397 | .299 | .366 | .477 | .842 | .286 | .177 | .337 | 9.69 | 16.79 | 1.73 | 29.07 | ||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | category | age | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr |
| 1974 | Pittsburgh Pirates | Championship Series | Playoffs | 25 | 3 | 10 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 10 | 0 | 3 | .300 | .300 | .300 | .600 | .000 | .000 | .429 | 0.00 | 30.00 | 0.00 | 0.00 |
| 1975 | Pittsburgh Pirates | Championship Series | Playoffs | 26 | 3 | 10 | 0 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 6 | 12 | 1 | 4 | .500 | .583 | .600 | 1.183 | .300 | .100 | .625 | 16.67 | 16.67 | 1.00 | 0.00 |
| 1977 | American League | Major League Baseball | AllStar | 28 | 1 | 3 | 0 | 2 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 1 | 1 | .667 | .667 | 1.000 | 1.667 | .333 | .333 | 1.000 | 0.00 | 33.33 | 0.00 | 0.00 |
| 1978 | American League | Major League Baseball | AllStar | 29 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 1 | .500 | .667 | .500 | 1.167 | .000 | .000 | 1.000 | 33.33 | 33.33 | 1.00 | 0.00 |
| Tot: | AllStar (2 Yrs) | AllStar | 2 | 5 | 0 | 3 | 1 | 0 | 0 | 2 | 0 | 1 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 6 | 1 | 2 | .600 | .667 | .800 | 1.467 | .200 | .200 | 1.000 | 16.67 | 33.33 | 2.00 | |||
| Tot: | Playoffs (2 Yrs) | Playoffs | 6 | 20 | 1 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 5 | 0 | 0 | 0 | 0 | 0 | 9 | 22 | 1 | 7 | .400 | .455 | .450 | .905 | .150 | .050 | .533 | 9.09 | 22.73 | 2.50 |
| Speed | Power | Contact | Xtra | Rbis | Runs | Hitting | Durability | Team Success |
| 30 | 86 | 36 | 75 | 82 | 49 | 76 | 71 | .519 |