how many racers finished the race in under 8:21:00?
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col : rank | name | nationality | time row 1 :  | brahim boulami | morocco | 8:17.73 row 2 :  | reuben kosgei | kenya | 8:18.63 row 3 :  | stephen cherono | kenya | 8:19.98 row 4 : 4 | bouabdellah tahri | france | 8:20.25 row 5 : 5 | tim broe | united states | 8:20.75 row 6 : 6 | luis miguel martín | spain | 8:24.03 row 7 : 7 | raymond yator | kenya | 8:27.19 row 8 : 8 | thomas chorny | united states | 9:24.26
how many racers finished the race in under 8:21:00?
Rank Name Nationality Time
Brahim Boulami Morocco 8:17.73
Reuben Kosgei Kenya 8:18.63
Stephen Cherono Kenya 8:19.98
4 Bouabdellah Tahri France 8:20.25
5 Tim Broe United States 8:20.75
6 Luis Miguel Martín Spain 8:24.03
7 Raymond Yator Kenya 8:27.19
8 Thomas Chorny United States 9:24.26
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