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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
Armando Quintanilla, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Bonnie Birzer 16 47 2.94 10 7 8 21.28% 53.19% $115,640 $2,460 $7,228 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
Armando Quintanilla, Jr. 2 4 2 0 0 1 0% 25% $12,340 $3,085 $6,170 0 0
Rodney L. Nielsen 2 5 2.5 0 0 3 0% 60% $2,790 $558 $1,395 0 0
Bonnie Birzer 38 161 4.24 24 28 18 14.91% 43.48% $589,153 $3,659 $15,504 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
Armando Quintanilla, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Rodney L. Nielsen 2 10 5 0 1 0 0% 10% $3,440 $344 $1,720 0 0
Bonnie Birzer 35 186 5.31 33 28 35 17.74% 51.61% $561,808 $3,020 $16,052 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
Armando Quintanilla, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Rodney L. Nielsen 1 5 5 1 0 1 20% 40% $5,928 $1,186 $5,928 0 0
Bonnie Birzer 15 73 4.87 10 17 12 13.7% 53.42% $280,474 $3,842 $18,698 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
Armando Quintanilla, Jr. 3 17 5.67 0 3 1 0% 23.53% $7,718 $454 $2,573 0 0
Rodney L. Nielsen 2 2 1 0 0 1 0% 50% $300 $150 $150 0 0
Bonnie Birzer 7 25 3.57 3 2 4 12% 36% $70,803 $2,832 $10,115 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
Armando Quintanilla, Jr. 2 2 1 0 1 1 0% 100% $3,400 $1,700 $1,700 0 0
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Bonnie Birzer 1 3 3 0 2 0 0% 66.67% $7,296 $2,432 $7,296 0 0