During the 6,508 at-bats in his MLB career, Pena has accrued an average at the plate of .260 and has racked up 1,691 base hits. He has gone yard 107 times, with 2,367 bases in total and a .063 slugging percentage. Pena has recorded a free base 457 times while fanning on 849 chances. He has scored 669 runs and racked up 710 runs batted in. His on-base rate is .309 and he holds a lifetime OPS of .372.
Over the course of the season, Pena has tallied 2 runs, amassed 2 RBI and has hit 0 home runs. He has earned a walk 2 times and is sitting with an on-base percentage of .273. Pena has accounted for 4 base knocks out of 19 at-bats for an average of .211. He has fanned 3 times while accumulating 7 total bases. He has recorded an OPS of 0.641 with a SLG of .368.
| Year | Team | BA | HR | H | BB | R | RBI | OBP | PA | AB | OPS | OPS+ | 2B | 3B | G | SLG | SB | CS | TB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | .260 | 107 | 1,687 | 455 | 667 | 708 | .309 | 7,073 | 6,489 | .673 | 84 | 298 | 27 | 1,988 | .364 | 80 | 63 | 2,360 | 846 | |
| 1997 | TOT | .174 | 0 | 15 | 10 | 6 | 10 | .255 | 98 | 86 | .476 | 29 | 4 | 0 | 40 | .221 | 0 | 0 | 19 | 16 |
| 1997 | CHW | .164 | 0 | 11 | 8 | 4 | 8 | .250 | 76 | 67 | .429 | 17 | 1 | 0 | 31 | .179 | 0 | 0 | 12 | 13 |
| 1997 | HOU | .211 | 0 | 4 | 2 | 2 | 2 | .273 | 22 | 19 | .641 | 69 | 3 | 0 | 9 | .368 | 0 | 0 | 7 | 3 |
| 1996 | CLE | .195 | 1 | 34 | 15 | 14 | 27 | .255 | 195 | 174 | .491 | 26 | 4 | 0 | 67 | .236 | 0 | 1 | 41 | 25 |
| 1995 | CLE | .262 | 5 | 69 | 14 | 25 | 28 | .302 | 279 | 263 | .679 | 75 | 15 | 0 | 91 | .376 | 1 | 0 | 99 | 44 |
| 1994 | CLE | .295 | 2 | 33 | 9 | 18 | 10 | .341 | 126 | 112 | .779 | 102 | 8 | 1 | 40 | .438 | 0 | 1 | 49 | 11 |
| 1993 | BOS | .181 | 4 | 55 | 25 | 20 | 19 | .246 | 347 | 304 | .502 | 32 | 11 | 0 | 126 | .257 | 1 | 3 | 78 | 46 |
| 1992 | BOS | .241 | 1 | 99 | 24 | 39 | 38 | .284 | 450 | 410 | .589 | 62 | 21 | 1 | 133 | .305 | 3 | 2 | 125 | 61 |
| 1991 | BOS | .231 | 5 | 107 | 37 | 45 | 48 | .291 | 512 | 464 | .612 | 66 | 23 | 2 | 141 | .321 | 8 | 3 | 149 | 53 |
| 1990 | BOS | .263 | 7 | 129 | 43 | 62 | 56 | .322 | 540 | 491 | .670 | 85 | 19 | 1 | 143 | .348 | 8 | 6 | 171 | 71 |
| 1989 | STL | .259 | 4 | 110 | 35 | 36 | 37 | .318 | 464 | 424 | .655 | 86 | 17 | 2 | 141 | .337 | 5 | 3 | 143 | 33 |
| 1988 | STL | .263 | 10 | 133 | 33 | 55 | 51 | .308 | 546 | 505 | .680 | 94 | 23 | 1 | 149 | .372 | 6 | 2 | 188 | 60 |
| 1987 | STL | .214 | 5 | 82 | 36 | 40 | 44 | .281 | 425 | 384 | .589 | 55 | 13 | 4 | 116 | .307 | 6 | 1 | 118 | 54 |
| 1986 | PIT | .288 | 10 | 147 | 53 | 56 | 52 | .356 | 565 | 510 | .762 | 109 | 26 | 2 | 144 | .406 | 9 | 10 | 207 | 69 |
| 1985 | PIT | .249 | 10 | 136 | 29 | 53 | 59 | .284 | 587 | 546 | .645 | 81 | 27 | 2 | 147 | .361 | 12 | 8 | 197 | 67 |
| 1984 | PIT | .286 | 15 | 156 | 36 | 77 | 78 | .333 | 592 | 546 | .758 | 113 | 27 | 2 | 147 | .425 | 12 | 8 | 232 | 79 |
| 1983 | PIT | .301 | 15 | 163 | 31 | 51 | 70 | .338 | 580 | 542 | .773 | 111 | 22 | 3 | 151 | .435 | 6 | 7 | 236 | 73 |
| 1982 | PIT | .296 | 11 | 147 | 17 | 53 | 63 | .323 | 523 | 497 | .758 | 107 | 28 | 4 | 138 | .435 | 2 | 5 | 216 | 57 |
| 1981 | PIT | .300 | 2 | 63 | 8 | 16 | 17 | .326 | 223 | 210 | .707 | 97 | 9 | 1 | 66 | .381 | 1 | 2 | 80 | 23 |
| 1980 | PIT | .429 | 0 | 9 | 0 | 1 | 1 | .429 | 21 | 21 | 1.000 | 174 | 1 | 1 | 8 | .571 | 0 | 1 | 12 | 4 |
