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Trainer Comparison

Statistics by Year:
Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 20 112 5.6 6 6 9 5.36% 18.75% $215,673 $1,926 $10,784 0 0
Jeff W. Zook 24 94 3.92 12 8 15 12.77% 37.23% $266,828 $2,839 $11,118 0 0
David Nicholson 11 57 5.18 6 6 9 10.53% 36.84% $91,566 $1,606 $8,324 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 24 121 5.04 12 10 17 9.92% 32.23% $441,250 $3,647 $18,385 0 0
Jeff W. Zook 18 66 3.67 3 16 8 4.55% 40.91% $89,683 $1,359 $4,982 0 0
David Nicholson 13 69 5.31 12 10 9 17.39% 44.93% $148,172 $2,147 $11,398 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 53 242 4.57 26 27 33 10.74% 35.54% $1,030,871 $4,260 $19,450 0 0
Jeff W. Zook 9 23 2.56 0 0 1 0% 4.35% $8,604 $374 $956 0 0
David Nicholson 9 31 3.44 5 11 7 16.13% 74.19% $98,850 $3,189 $10,983 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 53 198 3.74 24 24 26 12.12% 37.37% $1,138,172 $5,748 $21,475 0 4
Jeff W. Zook 15 46 3.07 1 5 5 2.17% 23.91% $38,422 $835 $2,561 0 0
David Nicholson 5 17 3.4 5 1 1 29.41% 41.18% $49,145 $2,891 $9,829 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 45 191 4.24 34 37 28 17.8% 51.83% $1,868,400 $9,782 $41,520 1 6
Jeff W. Zook 13 54 4.15 7 4 5 12.96% 29.63% $96,434 $1,786 $7,418 0 0
David Nicholson 5 27 5.4 4 5 4 14.81% 48.15% $47,689 $1,766 $9,538 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 57 269 4.72 38 49 32 14.13% 44.24% $1,788,649 $6,649 $31,380 1 3
Jeff W. Zook 13 45 3.46 6 3 4 13.33% 28.89% $77,094 $1,713 $5,930 0 0
David Nicholson 4 17 4.25 1 1 4 5.88% 35.29% $22,619 $1,331 $5,655 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 52 229 4.4 35 31 29 15.28% 41.48% $1,264,608 $5,522 $24,319 0 1
Jeff W. Zook 11 41 3.73 2 5 6 4.88% 31.71% $47,670 $1,163 $4,334 0 0
David Nicholson 3 22 7.33 2 6 3 9.09% 50% $60,871 $2,767 $20,290 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 40 151 3.78 17 23 22 11.26% 41.06% $761,874 $5,046 $19,047 0 0
Jeff W. Zook 10 34 3.4 5 2 3 14.71% 29.41% $53,365 $1,570 $5,337 0 0
David Nicholson 7 28 4 7 4 4 25% 53.57% $120,736 $4,312 $17,248 0 2

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 20 86 4.3 12 9 13 13.95% 39.53% $604,306 $7,027 $30,215 0 2
Jeff W. Zook 11 45 4.09 3 9 7 6.67% 42.22% $60,261 $1,339 $5,478 0 0
David Nicholson 4 14 3.5 2 2 5 14.29% 64.29% $26,083 $1,863 $6,521 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 6 26 4.33 5 3 4 19.23% 46.15% $204,513 $7,866 $34,086 0 0
Jeff W. Zook 14 44 3.14 1 1 9 2.27% 25% $34,111 $775 $2,437 0 0
David Nicholson 6 20 3.33 3 1 5 15% 45% $28,934 $1,447 $4,822 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 19 64 3.37 2 5 1 3.13% 12.5% $64,537 $1,008 $3,397 0 0
David Nicholson 1 4 4 2 1 0 50% 75% $17,252 $4,313 $17,252 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 26 90 3.46 5 11 13 5.56% 32.22% $108,394 $1,204 $4,169 0 0
David Nicholson 5 25 5 0 1 9 0% 40% $11,194 $448 $2,239 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 20 63 3.15 3 6 5 4.76% 22.22% $55,083 $874 $2,754 0 0
David Nicholson 5 19 3.8 4 5 2 21.05% 57.89% $30,284 $1,594 $6,057 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 16 31 1.94 0 2 0 0% 6.45% $12,604 $407 $788 0 0
David Nicholson 11 38 3.45 2 5 2 5.26% 23.68% $62,337 $1,640 $5,667 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 6 7 1.17 0 0 2 0% 28.57% $4,513 $645 $752 0 0
David Nicholson 14 70 5 11 11 6 15.71% 40% $129,292 $1,847 $9,235 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 4 8 2 1 0 0 12.5% 12.5% $16,022 $2,003 $4,006 0 0
David Nicholson 10 43 4.3 5 3 3 11.63% 25.58% $53,545 $1,245 $5,355 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 12 57 4.75 8 6 6 14.04% 35.09% $92,232 $1,618 $7,686 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 2 3 1.5 0 0 1 0% 33.33% $864 $288 $432 0 0
David Nicholson 20 98 4.9 14 19 13 14.29% 46.94% $158,323 $1,616 $7,916 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 1 1 1 0 0 0 0% 0% $64 $64 $64 0 0
David Nicholson 20 76 3.8 13 6 9 17.11% 36.84% $176,033 $2,316 $8,802 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 23 106 4.61 11 19 17 10.38% 44.34% $185,608 $1,751 $8,070 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 19 88 4.63 16 17 10 18.18% 48.86% $249,753 $2,838 $13,145 0 2

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 1 1 1 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 17 100 5.88 22 12 12 22% 46% $238,393 $2,384 $14,023 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 20 83 4.15 14 10 8 16.87% 38.55% $83,107 $1,001 $4,155 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 18 105 5.83 12 11 13 11.43% 34.29% $77,876 $742 $4,326 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 1 4 4 0 0 0 0% 0% $124 $31 $124 0 0
David Nicholson 27 168 6.22 20 28 26 11.9% 44.05% $158,604 $944 $5,874 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 22 115 5.23 24 24 13 20.87% 53.04% $138,602 $1,205 $6,300 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 15 81 5.4 17 9 13 20.99% 48.15% $85,381 $1,054 $5,692 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 13 67 5.15 10 14 10 14.93% 50.75% $57,280 $855 $4,406 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 11 49 4.45 5 6 4 10.2% 30.61% $28,310 $578 $2,574 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 12 71 5.92 10 9 14 14.08% 46.48% $40,915 $576 $3,410 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 12 91 7.58 15 17 15 16.48% 51.65% $61,036 $671 $5,086 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Kelly Rubley 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeff W. Zook 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
David Nicholson 9 58 6.44 11 9 6 18.97% 44.83% $41,315 $712 $4,591 0 0