Running statistics by decade:

Best times:

Years (by decade) #Races 5K 10K 1/2 Mar Marathon Total Miles Run
1981-89 144 17:11 36:14 1:20:22 2:51:26 19,450
1990-99 84 17:38 35:51 1:18:55 2:54:54 22,271
2000-09 73 19:10 38:26 1:24:30 3:04:53 16,415
2010-14 34 23:46 49:44 1:51:58 4:17:42 5,194

Top 10 STATES (miles run)
Top 10 COUNtrIES (miles run)
1. Utah 27,875
2. Georgia 14,721
3. Illinois 12,076
4. California 947
5. Hawaii 728
6. Tennessee 414
7. Pennsylvania 410
8. Massachusetts 357
9. Florida 298
10. Michigan 297
1. France 1,020
2. Bahrain 134
3. China 99
4. Spain 91
5. England 75
6. Italy 68
7. Canada 61
8. Mexico 57
9. Taiwan 52
10. Scotland 50