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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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 3 4 1.33 0 1 0 0% 25% $6,196 $1,549 $2,065 0 0
Robertino Diodoro 120 189 1.58 44 24 18 23.28% 45.5% $1,972,428 $10,436 $16,437 0 4

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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 6 17 2.83 1 1 5 5.88% 41.18% $72,708 $4,277 $12,118 0 0
Robertino Diodoro 304 785 2.58 150 141 107 19.11% 50.7% $5,867,506 $7,475 $19,301 1 6

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
Mary Rowan 3 5 1.67 1 2 0 20% 60% $27,420 $5,484 $9,140 0 0
Anthony T. Quartarolo 6 51 8.5 5 7 5 9.8% 33.33% $185,995 $3,647 $30,999 0 0
Robertino Diodoro 339 894 2.64 191 152 104 21.36% 50% $6,800,660 $7,607 $20,061 1 11

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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 22 81 3.68 6 9 18 7.41% 40.74% $273,125 $3,372 $12,415 0 0
Robertino Diodoro 292 904 3.1 223 178 108 24.67% 56.31% $7,496,024 $8,292 $25,671 3 9

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
Mary Rowan 1 2 2 0 0 1 0% 50% $4,700 $2,350 $4,700 0 0
Anthony T. Quartarolo 25 86 3.44 6 10 14 6.98% 34.88% $304,011 $3,535 $12,160 0 0
Robertino Diodoro 311 1110 3.57 242 188 152 21.8% 52.43% $6,011,283 $5,416 $19,329 1 9

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
Mary Rowan 1 4 4 0 2 0 0% 50% $14,102 $3,526 $14,102 0 0
Anthony T. Quartarolo 64 200 3.13 16 26 15 8% 28.5% $1,051,679 $5,258 $16,432 0 0
Robertino Diodoro 310 1043 3.36 257 182 183 24.64% 59.64% $5,763,032 $5,525 $18,590 0 7

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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 69 182 2.64 23 19 16 12.64% 31.87% $1,238,663 $6,806 $17,952 0 2
Robertino Diodoro 321 1056 3.29 255 180 150 24.15% 55.4% $6,078,667 $5,756 $18,937 2 7

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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 25 63 2.52 4 2 8 6.35% 22.22% $202,391 $3,213 $8,096 0 0
Robertino Diodoro 306 970 3.17 219 163 126 22.58% 52.37% $5,162,000 $5,322 $16,869 2 7

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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 11 49 4.45 2 5 3 4.08% 20.41% $149,708 $3,055 $13,610 0 0
Robertino Diodoro 258 933 3.62 242 168 115 25.94% 56.27% $4,642,888 $4,976 $17,996 1 7

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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 24 104 4.33 4 11 11 3.85% 25% $262,372 $2,523 $10,932 0 0
Robertino Diodoro 241 813 3.37 190 141 95 23.37% 52.4% $3,198,906 $3,935 $13,273 0 7

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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 25 115 4.6 7 9 15 6.09% 26.96% $451,067 $3,922 $18,043 0 0
Robertino Diodoro 276 920 3.33 243 149 137 26.41% 57.5% $3,780,862 $4,110 $13,699 1 5

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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 15 108 7.2 5 10 6 4.63% 19.44% $310,952 $2,879 $20,730 0 0
Robertino Diodoro 175 653 3.73 149 132 87 22.82% 56.36% $2,356,297 $3,608 $13,465 2 8

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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 7 57 8.14 6 13 7 10.53% 45.61% $381,666 $6,696 $54,524 0 0
Robertino Diodoro 168 619 3.68 106 86 85 17.12% 44.75% $1,542,746 $2,492 $9,183 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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 5 29 5.8 6 3 5 20.69% 48.28% $174,853 $6,029 $34,971 0 1
Robertino Diodoro 166 667 4.02 137 117 99 20.54% 52.92% $1,748,505 $2,621 $10,533 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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 8 19 2.38 3 1 3 15.79% 36.84% $104,840 $5,518 $13,105 0 1
Robertino Diodoro 152 533 3.51 109 71 79 20.45% 48.59% $1,200,249 $2,252 $7,896 0 7

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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Robertino Diodoro 115 401 3.49 61 50 58 15.21% 42.14% $650,377 $1,622 $5,655 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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Robertino Diodoro 98 389 3.97 64 49 41 16.45% 39.59% $653,231 $1,679 $6,666 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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Robertino Diodoro 89 346 3.89 55 60 41 15.9% 45.09% $708,077 $2,046 $7,956 0 4

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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Robertino Diodoro 67 253 3.78 27 30 21 10.67% 30.83% $307,573 $1,216 $4,591 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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Robertino Diodoro 53 235 4.43 29 38 20 12.34% 37.02% $288,205 $1,226 $5,438 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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Robertino Diodoro 47 223 4.74 31 28 19 13.9% 34.98% $355,973 $1,596 $7,574 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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Robertino Diodoro 66 301 4.56 30 45 39 9.97% 37.87% $382,529 $1,271 $5,796 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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 6 21 3.5 1 1 4 4.76% 28.57% $28,742 $1,369 $4,790 0 0
Robertino Diodoro 52 244 4.69 29 42 34 11.89% 43.03% $335,720 $1,376 $6,456 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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 3 5 1.67 0 0 1 0% 20% $2,640 $528 $880 0 0
Robertino Diodoro 44 227 5.16 33 25 21 14.54% 34.8% $248,130 $1,093 $5,639 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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 29 76 2.62 12 9 10 15.79% 40.79% $114,694 $1,509 $3,955 0 0
Robertino Diodoro 38 182 4.79 28 25 23 15.38% 41.76% $149,680 $822 $3,939 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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 17 115 6.76 17 19 11 14.78% 40.87% $318,497 $2,770 $18,735 0 0
Robertino Diodoro 27 149 5.52 14 21 14 9.4% 32.89% $75,393 $506 $2,792 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
Mary Rowan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 8 79 9.88 9 11 12 11.39% 40.51% $154,270 $1,953 $19,284 0 0
Robertino Diodoro 35 161 4.6 13 20 22 8.07% 34.16% $91,277 $567 $2,608 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
Mary Rowan 2 4 2 0 0 0 0% 0% $0 $0 $0 0 0
Anthony T. Quartarolo 26 170 6.54 17 22 22 10% 35.88% $238,483 $1,403 $9,172 0 1
Robertino Diodoro 18 76 4.22 9 8 9 11.84% 34.21% $47,126 $620 $2,618 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
Mary Rowan 3 10 3.33 0 3 1 0% 40% $2,423 $242 $808 0 0
Anthony T. Quartarolo 24 135 5.63 20 16 22 14.81% 42.96% $256,040 $1,897 $10,668 0 0
Robertino Diodoro 9 43 4.78 5 7 4 11.63% 37.21% $27,627 $642 $3,070 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
Mary Rowan 4 13 3.25 1 1 0 7.69% 15.38% $12,720 $978 $3,180 0 0
Anthony T. Quartarolo 8 40 5 3 3 6 7.5% 30% $20,591 $515 $2,574 0 0
Robertino Diodoro 4 17 4.25 3 3 3 17.65% 52.94% $14,304 $841 $3,576 0 0