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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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 18 80 4.44 10 6 11 12.5% 33.75% $183,365 $2,292 $10,187 0 0
Donald C. Bookman 5 16 3.2 0 1 5 0% 37.5% $20,357 $1,272 $4,071 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 13 69 5.31 8 6 5 11.59% 27.54% $213,110 $3,089 $16,393 0 0
Donald C. Bookman 4 13 3.25 0 0 0 0% 0% $9,583 $737 $2,396 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 10 73 7.3 8 10 17 10.96% 47.95% $206,190 $2,825 $20,619 0 0
Donald C. Bookman 8 27 3.38 4 7 3 14.81% 51.85% $120,915 $4,478 $15,114 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 12 61 5.08 3 6 9 4.92% 29.51% $77,795 $1,275 $6,483 0 0
Donald C. Bookman 8 33 4.13 6 4 5 18.18% 45.45% $138,295 $4,191 $17,287 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 16 74 4.63 8 5 6 10.81% 25.68% $102,850 $1,390 $6,428 0 0
Donald C. Bookman 2 10 5 0 1 1 0% 20% $10,734 $1,073 $5,367 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 16 87 5.44 10 15 8 11.49% 37.93% $142,330 $1,636 $8,896 0 0
Donald C. Bookman 3 8 2.67 0 1 1 0% 25% $10,865 $1,358 $3,622 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 17 90 5.29 6 16 5 6.67% 30% $100,840 $1,120 $5,932 0 0
Donald C. Bookman 2 20 10 3 4 3 15% 50% $112,383 $5,619 $56,192 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 14 89 6.36 17 15 10 19.1% 47.19% $260,115 $2,923 $18,580 0 0
Donald C. Bookman 11 66 6 6 9 6 9.09% 31.82% $169,315 $2,565 $15,392 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 17 88 5.18 9 12 10 10.23% 35.23% $178,799 $2,032 $10,518 0 0
Donald C. Bookman 15 81 5.4 3 10 8 3.7% 25.93% $55,859 $690 $3,724 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 31 161 5.19 14 22 17 8.7% 32.92% $240,633 $1,495 $7,762 0 0
Donald C. Bookman 17 116 6.82 13 10 9 11.21% 27.59% $124,415 $1,073 $7,319 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 28 138 4.93 9 15 20 6.52% 31.88% $183,754 $1,332 $6,563 0 0
Donald C. Bookman 25 153 6.12 20 18 12 13.07% 32.68% $163,446 $1,068 $6,538 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 43 205 4.77 16 12 22 7.8% 24.39% $227,792 $1,111 $5,297 0 0
Donald C. Bookman 14 86 6.14 9 7 10 10.47% 30.23% $115,959 $1,348 $8,283 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 38 221 5.82 21 26 24 9.5% 32.13% $314,272 $1,422 $8,270 0 0
Donald C. Bookman 12 90 7.5 5 10 12 5.56% 30% $112,490 $1,250 $9,374 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 38 151 3.97 12 15 24 7.95% 33.77% $201,474 $1,334 $5,302 0 0
Donald C. Bookman 9 54 6 4 5 6 7.41% 27.78% $72,289 $1,339 $8,032 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 39 187 4.79 22 18 30 11.76% 37.43% $368,192 $1,969 $9,441 0 0
Donald C. Bookman 11 60 5.45 6 8 12 10% 43.33% $110,301 $1,838 $10,027 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 29 131 4.52 15 10 12 11.45% 28.24% $203,779 $1,556 $7,027 0 0
Donald C. Bookman 6 40 6.67 3 6 2 7.5% 27.5% $67,097 $1,677 $11,183 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 31 132 4.26 13 16 15 9.85% 33.33% $270,750 $2,051 $8,734 0 0
Donald C. Bookman 6 29 4.83 0 1 0 0% 3.45% $12,426 $428 $2,071 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 27 102 3.78 11 6 17 10.78% 33.33% $172,376 $1,690 $6,384 0 0
Donald C. Bookman 8 43 5.38 3 9 4 6.98% 37.21% $89,706 $2,086 $11,213 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 28 113 4.04 7 13 8 6.19% 24.78% $130,252 $1,153 $4,652 0 0
Donald C. Bookman 7 31 4.43 2 3 1 6.45% 19.35% $23,516 $759 $3,359 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 25 96 3.84 9 9 6 9.38% 25% $99,112 $1,032 $3,964 0 0
Donald C. Bookman 4 12 3 0 0 3 0% 25% $3,239 $270 $810 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 21 121 5.76 9 12 11 7.44% 26.45% $145,629 $1,204 $6,935 0 1
Donald C. Bookman 17 73 4.29 8 9 7 10.96% 32.88% $54,983 $753 $3,234 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 20 91 4.55 8 8 9 8.79% 27.47% $82,552 $907 $4,128 0 0
Donald C. Bookman 16 94 5.88 19 11 15 20.21% 47.87% $103,359 $1,100 $6,460 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 19 90 4.74 13 6 12 14.44% 34.44% $83,485 $928 $4,394 0 0
Donald C. Bookman 6 12 2 1 3 1 8.33% 41.67% $8,826 $736 $1,471 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 29 148 5.1 13 7 18 8.78% 25.68% $60,026 $406 $2,070 0 0
Donald C. Bookman 7 39 5.57 4 4 4 10.26% 30.77% $14,234 $365 $2,033 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 21 113 5.38 10 10 9 8.85% 25.66% $90,290 $799 $4,300 0 0
Donald C. Bookman 12 81 6.75 8 13 11 9.88% 39.51% $64,088 $791 $5,341 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 19 99 5.21 9 10 7 9.09% 26.26% $45,619 $461 $2,401 0 0
Donald C. Bookman 13 74 5.69 9 10 11 12.16% 40.54% $42,159 $570 $3,243 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 9 47 5.22 4 7 4 8.51% 31.91% $26,687 $568 $2,965 0 0
Donald C. Bookman 17 104 6.12 7 9 12 6.73% 26.92% $46,749 $450 $2,750 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Alfonso Balderas 10 71 7.1 1 8 8 1.41% 23.94% $19,178 $270 $1,918 0 0
Donald C. Bookman 2 2 1 0 0 0 0% 0% $74 $37 $37 0 0