Career Leaders & Records for Range Factor/9Inn as 1B
| Rank | Player (yrs, age) | Range Factor/9Inn as 1B | Innings Played | Throws |
|---|---|---|---|---|
| 1. | Ron Jackson (10) | 10.534 | 4304.1 | R |
| 2. | Mike Squires (10) | 10.493 | 3837.1 | L |
| 3. | Bill Buckner (22) | 10.329 | 13277.0 | L |
| 4. | Mike Jorgensen (17) | 10.315 | 6163.0 | L |
| 5. | Rod Carew+ (19) | 10.294 | 10233.0 | R |
| 6. | Gerald Perry (13) | 10.261 | 5187.0 | R |
| 7. | Pat Putnam (8) | 10.251 | 3807.2 | R |
| 8. | Leon Durham (10) | 10.219 | 5007.0 | L |
| 9. | Chris Chambliss (17) | 10.207 | 16957.0 | R |
| 10. | Enos Cabell (15) | 10.206 | 4312.1 | R |
| 11. | Keith Hernandez (17) | 10.204 | 17279.0 | L |
| 12. | Steve Balboni (11) | 10.164 | 5281.2 | R |
| 13. | Cecil Cooper (17) | 10.122 | 12794.1 | L |
| 14. | Sid Bream (12) | 10.112 | 7319.0 | L |
| 15. | Kevin Young (12) | 10.093 | 8198.2 | R |
| 16. | Gene Tenace (15) | 10.060 | 4507.2 | R |
| 17. | Jason Thompson (11) | 10.030 | 11339.2 | L |
| 18. | Bob Watson (19) | 10.028 | 8634.0 | R |
| 19. | Pedro Guerrero (15) | 10.017 | 4598.1 | R |
| 20. | John Mayberry (15) | 10.013 | 12551.2 | L |
| 21. | Mike Ivie (11) | 10.006 | 4371.1 | R |
| 22. | Pete O'Brien (12) | 10.000 | 11444.0 | L |
| 23. | Todd Helton+ (17) | 9.997 | 18559.1 | L |
| George Scott (14) | 9.997 | 15190.0 | R | |
| 25. | Jack Clark (18) | 9.976 | 4943.2 | R |
| 26. | Will Clark (15) | 9.964 | 16249.1 | L |
| 27. | Steve Garvey (19) | 9.949 | 17965.1 | R |
| 28. | Andrés Galarraga (19) | 9.944 | 17757.2 | R |
| 29. | Lee Stevens (10) | 9.907 | 6379.0 | L |
| 30. | Franklin Stubbs (10) | 9.889 | 3763.1 | L |
| 31. | Carl Yastrzemski+ (23) | 9.878 | 6454.0 | R |
| 32. | Lee May (18) | 9.872 | 12637.2 | R |
| 33. | Alvin Davis (9) | 9.867 | 7639.0 | R |
| 34. | Albert Pujols (22) | 9.854 | 17063.2 | R |
| 35. | Mike Hargrove (12) | 9.839 | 11247.1 | L |
| 36. | Eddie Murray+ (21) | 9.838 | 21151.0 | R |
| 37. | Wally Joyner (16) | 9.836 | 16060.0 | L |
| 38. | Dave Bergman (17) | 9.822 | 5052.2 | L |
| 39. | Bruce Bochte (12) | 9.820 | 8220.1 | L |
| 40. | Andre Thornton (14) | 9.811 | 6168.1 | R |
| 41. | Julio Franco (23) | 9.807 | 3747.0 | R |
| 42. | Dave Kingman (16) | 9.799 | 4509.2 | R |
| 43. | Tony Clark (15) | 9.798 | 9239.1 | R |
| 44. | Pete Rose (24) | 9.790 | 7857.1 | R |
| 45. | Mark Grace (16) | 9.766 | 18586.0 | L |
| 46. | Ricky Jordan (8) | 9.763 | 4168.2 | R |
| 47. | Willie McCovey+ (22) | 9.758 | 16717.2 | L |
| 48. | Tony Pérez+ (23) | 9.740 | 14348.0 | R |
| 49. | Kent Hrbek (14) | 9.734 | 13660.1 | R |
| 50. | Greg Walker (9) | 9.727 | 5728.0 | R |
| Rank | Player (yrs, age) | Range Factor/9Inn as 1B | Innings Played | Throws |
| 51. | Cecil Fielder (13) | 9.718 | 7475.0 | R |
| 52. | Don Mattingly (14) | 9.713 | 14132.0 | L |
| 53. | Randy Milligan (8) | 9.708 | 4692.0 | R |
| 54. | Willie Montañez (14) | 9.707 | 9947.0 | L |
| 55. | Greg Brock (10) | 9.704 | 7662.1 | R |
| 56. | Darrell Evans (21) | 9.700 | 6742.2 | R |
| 57. | Mike Sweeney (16) | 9.681 | 4970.0 | R |
| 58. | Lyle Overbay (14) | 9.647 | 11900.0 | L |
| 59. | Lance Berkman (15) | 9.643 | 6345.0 | L |
| 60. | Ben Broussard (7) | 9.618 | 4206.1 | L |
| 61. | Willie Stargell+ (21) | 9.616 | 7027.1 | L |
| 62. | Glenn Davis (10) | 9.601 | 7544.1 | R |
| 63. | Jim Spencer (15) | 9.595 | 9946.0 | L |
| 64. | Ike Davis (7) | 9.565 | 5008.1 | L |
| 65. | Willie Upshaw (10) | 9.550 | 9177.0 | L |
| 66. | Kevin Millar (12) | 9.549 | 6471.0 | R |
| 67. | Eric Karros (14) | 9.544 | 14536.0 | R |
| 68. | Jeff Conine (17) | 9.535 | 7386.0 | R |
| 69. | Jason Giambi (20) | 9.532 | 10645.2 | R |
| 70. | Justin Morneau (14) | 9.530 | 11483.2 | R |
| 71. | Willie Aikens (8) | 9.518 | 4467.2 | R |
| 72. | Daric Barton (8) | 9.502 | 4341.0 | R |
| John Jaha (10) | 9.502 | 4277.1 | R | |
| 74. | Dan Driessen (15) | 9.488 | 10998.1 | R |
| 75. | Fred McGriff+ (19) | 9.478 | 19402.0 | L |
| 76. | Scott Hatteberg (14) | 9.463 | 5498.1 | R |
| 77. | Todd Benzinger (9) | 9.455 | 4748.2 | R |
| 78. | Paul Konerko (18) | 9.442 | 16249.2 | R |
| 79. | Travis Lee (9) | 9.440 | 8290.2 | L |
| 80. | John Kruk (10) | 9.439 | 5420.1 | L |
| 81. | Mark Teixeira (14) | 9.434 | 15176.0 | R |
| 82. | Doug Mientkiewicz (12) | 9.411 | 7635.1 | R |
| 83. | Adam LaRoche (12) | 9.409 | 12441.2 | L |
| 84. | David Segui (15) | 9.404 | 8846.0 | L |
| 85. | Rafael Palmeiro (20) | 9.399 | 18505.0 | L |
| 86. | Carlos Delgado (17) | 9.396 | 15524.1 | R |
| 87. | Gaby Sánchez (7) | 9.389 | 4491.2 | R |
| 88. | Sean Casey (12) | 9.383 | 10966.1 | R |
| Mark Reynolds (13) | 9.383 | 6096.2 | R | |
| 90. | Greg Colbrunn (13) | 9.372 | 5550.1 | R |
| 91. | Rico Brogna (9) | 9.371 | 6618.1 | L |
| 92. | Al Oliver (18) | 9.369 | 6036.1 | L |
| 93. | Richie Sexson (12) | 9.362 | 10222.0 | R |
| 94. | Mo Vaughn (12) | 9.359 | 11203.0 | R |
| 95. | Jeff Bagwell+ (15) | 9.354 | 18521.1 | R |
| Mark McGwire (16) | 9.354 | 14906.0 | R | |
| 97. | Casey Kotchman (10) | 9.326 | 7057.2 | L |
| 98. | Adrián González (15) | 9.315 | 15800.1 | L |
| 99. | Jim Thome+ (22) | 9.307 | 9548.1 | R |
| 100. | Paul Sorrento (11) | 9.301 | 6411.2 | R |
| Rank | Player (yrs, age) | Range Factor/9Inn as 1B | Innings Played | Throws |
| 101. | Tino Martinez (16) | 9.291 | 15653.1 | R |
| 102. | Nick Johnson (10) | 9.276 | 5570.0 | L |
| J.T. Snow (16) | 9.276 | 13457.2 | L | |
| 104. | Paul Goldschmidt (16, 38) | 9.267 | 17423.1 | R |
| 105. | Adam Lind (12) | 9.258 | 4760.1 | L |
| 106. | Ryan Howard (13) | 9.233 | 12846.2 | L |
| 107. | Dave Magadan (16) | 9.232 | 4207.1 | R |
| 108. | John Milner (12) | 9.212 | 4268.1 | L |
| 109. | Joe Mauer+ (15) | 9.197 | 5136.1 | R |
| 110. | John Olerud (17) | 9.184 | 17230.0 | L |
| 111. | Matt Adams (10) | 9.168 | 4583.2 | R |
| 112. | Hal Morris (13) | 9.167 | 7929.0 | L |
| 113. | Adam Dunn (14) | 9.155 | 4240.0 | R |
| 114. | Darin Erstad (14) | 9.148 | 5021.1 | L |
| 115. | Kevin Youkilis (10) | 9.137 | 4880.2 | R |
| 116. | Carlos Peña (14) | 9.115 | 11657.1 | L |
| 117. | Aubrey Huff (13) | 9.106 | 4564.0 | R |
| 118. | Chris Davis (13) | 9.096 | 9673.1 | R |
| 119. | Ryan Klesko (16) | 9.074 | 5923.0 | L |
| 120. | Derrek Lee (15) | 9.065 | 16160.2 | R |
| 121. | Brandon Belt (13) | 9.058 | 9941.0 | L |
| 122. | Yonder Alonso (10) | 9.055 | 7180.0 | R |
| 123. | Justin Smoak (11) | 9.030 | 9450.2 | L |
| 124. | Frank Thomas+ (19) | 9.025 | 8383.1 | R |
| 125. | Logan Morrison (11) | 9.017 | 4842.0 | L |
| 126. | C.J. Cron (10) | 8.987 | 6585.1 | R |
| 127. | Miguel Cabrera (21) | 8.974 | 10193.0 | R |
| 128. | Mike Napoli (12) | 8.960 | 5637.1 | R |
| 129. | James Loney (11) | 8.947 | 11442.2 | L |
| 130. | Prince Fielder (12) | 8.902 | 11591.2 | R |
| 131. | Anthony Rizzo (14) | 8.896 | 14717.1 | L |
| 132. | Lucas Duda (10) | 8.803 | 4800.0 | R |
| 133. | Eric Hosmer (13) | 8.729 | 14034.1 | L |
| 134. | Freddie Freeman (17, 36) | 8.728 | 19211.0 | R |
| 135. | Joey Votto (17) | 8.723 | 17004.0 | R |
| 136. | José Abreu (11) | 8.700 | 10849.0 | R |
| 137. | Mitch Moreland (12) | 8.575 | 8415.0 | L |
| 138. | Jesús Aguilar (10) | 8.524 | 4178.0 | R |
| 139. | Carlos Santana (17, 40) | 8.518 | 12860.0 | R |
| 140. | Matt Olson (11, 32) | 8.504 | 11151.2 | R |
| 141. | Josh Bell (11, 33) | 8.424 | 7675.2 | R |
| 142. | Nathaniel Lowe (8, 30) | 8.415 | 6856.1 | R |
| 143. | Ryan Zimmerman (16) | 8.366 | 4308.1 | R |
| 144. | Yuli Gurriel (10) | 8.338 | 6640.2 | R |
| 145. | Spencer Torkelson (5, 26) | 8.287 | 5005.2 | R |
| 146. | Rhys Hoskins (9, 33) | 8.250 | 5945.2 | R |
| 147. | Christian Walker (12, 35) | 8.243 | 8179.1 | R |
| 148. | Rowdy Tellez (9, 31) | 8.206 | 4525.0 | L |
| 149. | Josh Naylor (8, 29) | 8.204 | 4536.0 | L |
| 150. | Vladimir Guerrero Jr. (8, 27) | 8.130 | 6348.1 | R |
| Rank | Player (yrs, age) | Range Factor/9Inn as 1B | Innings Played | Throws |
| 151. | Pete Alonso (8, 31) | 8.065 | 8759.1 | R |
| 152. | Ty France (8, 31) | 7.801 | 5856.0 | R |

























