| 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 |
| 1972 | Chicago Cubs | NL | MLB | CHN | 24 | 20 | OF | 5 | 6 | 3 | 3 | 0 | 0 | 0 | 4 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 3 | 7 | 0 | 3 | .500 | .429 | .500 | .929 | .167 | .000 | .500 | 0.00 | 14.29 | 0.00 | 0.00 | |
| 1973 | Chicago Cubs | NL | MLB | CHN | 25 | 21 | OF | 11 | 16 | 1 | 4 | 1 | 0 | 0 | 3 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 17 | 1 | 3 | .250 | .294 | .313 | .607 | .125 | .063 | .286 | 5.88 | 11.76 | 2.00 | 0.00 | |
| 1974 | Chicago Cubs | NL | MLB | CHN | 22 | 22 | OF-1B | 78* | 35 | 110 | 9 | 20 | 4 | 1 | 1 | 8 | 0 | 0 | 12 | 16 | 1 | 2 | 0 | 2 | 2 | 29 | 125 | 6 | 14 | .182 | .268 | .264 | .532 | .191 | .082 | .204 | 9.60 | 12.80 | 1.33 | 110.00 |
| 1975 | Chicago Cubs | NL | MLB | CHN | 23 | 23 | 1B | 93 | 106 | 249 | 30 | 57 | 8 | 1 | 6 | 30 | 0 | 2 | 37 | 27 | 0 | 2 | 4 | 7 | 10 | 85 | 292 | 15 | 42 | .229 | .324 | .341 | .665 | .253 | .112 | .232 | 12.67 | 9.25 | 0.73 | 41.50 |
| 1976 | Chicago Cubs | NL | MLB | CHN | 23 | 24 | 1B | 102 | 106 | 244 | 34 | 54 | 9 | 2 | 8 | 28 | 1 | 4 | 42 | 37 | 1 | 2 | 1 | 6 | 5 | 91 | 290 | 19 | 35 | .221 | .337 | .373 | .710 | .311 | .152 | .230 | 14.48 | 12.76 | 0.88 | 30.50 |
| 1977 | Kansas City Royals | AL | MLB | KCA | 8 | 25 | 1B-DH | 103 | 88 | 218 | 25 | 66 | 12 | 1 | 3 | 29 | 2 | 1 | 15 | 25 | 1 | 0 | 4 | 1 | 4 | 89 | 238 | 16 | 50 | .303 | .345 | .408 | .753 | .179 | .105 | .325 | 6.30 | 10.50 | 1.67 | 72.67 |
| 1978 | Kansas City Royals | AL | MLB | KCA | 8 | 26 | 1B | 107 | 118 | 322 | 44 | 95 | 21 | 2 | 5 | 48 | 1 | 0 | 21 | 27 | 0 | 1 | 3 | 2 | 8 | 135 | 347 | 28 | 67 | .295 | .335 | .419 | .754 | .193 | .124 | .307 | 6.05 | 7.78 | 1.29 | 64.40 |
| 1979 | Kansas City Royals | AL | MLB | KCA | 8 | 27 | 1B | 97 | 132 | 408 | 54 | 113 | 25 | 4 | 3 | 56 | 2 | 1 | 37 | 26 | 1 | 1 | 6 | 7 | 16 | 155 | 453 | 32 | 81 | .277 | .334 | .380 | .714 | .196 | .103 | .286 | 8.17 | 5.74 | 0.70 | 136.00 |
| 1980 | Kansas City Royals | AL | MLB | KCA | 8 | 28 | 1B | 80* | 114 | 156 | 14 | 32 | 6 | 0 | 1 | 18 | 1 | 0 | 17 | 10 | 1 | 0 | 2 | 1 | 7 | 41 | 176 | 7 | 25 | .205 | .284 | .263 | .547 | .173 | .058 | .211 | 9.66 | 5.68 | 0.59 | 156.00 |
| Tot: | MLB (9 yrs) | MLB | 715 | 1729 | 214 | 444 | 86 | 11 | 27 | 224 | 8 | 8 | 182 | 171 | 5 | 8 | 21 | 26 | 52 | 633 | 1945 | 124 | 320 | .257 | .326 | .366 | .692 | .215 | .109 | .269 | 9.36 | 8.79 | 0.94 | 64.04 | ||||||
| Tot: | AL (4 yrs) | AL | 452 | 1104 | 137 | 306 | 64 | 7 | 12 | 151 | 6 | 2 | 90 | 88 | 3 | 2 | 15 | 11 | 35 | 420 | 1214 | 83 | 223 | .277 | .329 | .380 | .710 | .188 | .103 | .289 | 7.41 | 7.25 | 0.98 | 92.00 | ||||||
| Tot: | NL (5 yrs) | NL | 263 | 625 | 77 | 138 | 22 | 4 | 15 | 73 | 2 | 6 | 92 | 83 | 2 | 6 | 6 | 15 | 17 | 213 | 731 | 41 | 97 | .221 | .320 | .341 | .661 | .261 | .120 | .231 | 12.59 | 11.35 | 0.90 | 41.67 | ||||||
| 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 |
| 1977 | Kansas City Royals | Championship Series | Playoffs | 25 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .500 | .000 | .500 | 1.000 | .000 | .000 | 50.00 | 50.00 | 1.00 | 0.00 |
| 1978 | Kansas City Royals | Championship Series | Playoffs | 26 | 4 | 11 | 1 | 4 | 2 | 1 | 0 | 1 | 1 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 8 | 14 | 3 | 1 | .364 | .500 | .727 | 1.227 | .727 | .363 | .400 | 21.43 | 7.14 | 0.33 | 0.00 |
| Tot: | Playoffs (2 Yrs) | Playoffs | 5 | 12 | 1 | 4 | 2 | 1 | 0 | 1 | 1 | 0 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 8 | 16 | 3 | 1 | .333 | .500 | .667 | 1.167 | .750 | .333 | .400 | 25.00 | 12.50 | 0.50 |
| Speed | Power | Contact | Xtra | Rbis | Runs | Hitting | Durability | Team Success |
| 43 | 54 | 77 | 59 | 64 | 46 | 52 | 49 | .520 |