| Fact Book Index | |
Number of Races by Distance and Surface |
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| Year | Dirt ≤ 6 | Dirt >6-8 | Dirt >8 | Synth ≤ 6 | Synth >6-8 | Synth >8 | Turf ≤ 6 | Turf >6-8 | Turf >8 | Total |
| 2014 | 19,419 | 11,085 | 5,367 | 2,107 | 1,452 | 799 | 1,149 | 2,746 | 2,164 | 46,288 |
| 2015 | 18,379 | 10,403 | 4,831 | 1,795 | 1,216 | 711 | 1,436 | 2,919 | 2,258 | 43,948 |
| 2016 | 17,889 | 10,036 | 4,674 | 1,774 | 1,361 | 657 | 1,567 | 3,028 | 2,308 | 43,294 |
| 2017 | 17,356 | 9,880 | 4,426 | 1,700 | 1,324 | 657 | 1,563 | 3,067 | 2,164 | 42,137 |
| 2018 | 16,837 | 9,810 | 4,341 | 1,803 | 1,171 | 726 | 1,527 | 2,998 | 1,870 | 41,083 |
| 2019 | 16,577 | 9,656 | 4,248 | 1,885 | 1,136 | 620 | 1,777 | 2,903 | 1,996 | 40,798 |
| 2020 | 12,726 | 7,376 | 3,257 | 1,230 | 819 | 364 | 1,446 | 2,289 | 1,546 | 31,053 |
| 2021 | 15,326 | 8,973 | 3,940 | 1,567 | 972 | 643 | 1,632 | 2,627 | 1,787 | 37,467 |
| 2022 | 15,308 | 9,000 | 4,115 | 1,785 | 1,112 | 968 | 1,470 | 2,315 | 1,657 | 37,730 |
| 2023 | 14,487 | 8,565 | 3,784 | 1,813 | 1,120 | 938 | 1,370 | 2,253 | 1,659 | 35,989 |
Includes the U.S., Canada, and Puerto Rico |
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