Here is what the North American All-Time 5000m list looks like. Incredibly Schumacher coached 9 of the 18 fastest north americans of all-time. Next closest is Salazar at 2!
1 12:53.6 Bernard LAGAT Li
2 12:55.5 Chris SOLINSKY Schumacher
3 12:56.3 Dathan RITZENHEIN Salazar
4 12:57.5 Paul CHELIMO Simmons
5 12:58.1 William KINCAID Schumacher
6 12:58.2 Mohammed AHMED Schumacher
7 12:58.2 Bob KENNEDY Latham
8 12:58.6 Matt TEGENKAMP Schumacher
9 12:58.9 Galen RUPP Salazar
10 13:00.1 Lopez LOMONG Schumacher
11 13:00.4 Matthew CENTROWITZ Schumacher
12 13:01.2 Sydney MAREE Donnelly
13 13:02.4 Evan JAGER Schumacher
14 13:02.7 Ben TRUE Coogan
15 13:02.8 Hassan MEAD Rowland
16 13:05.7 Ryan HILL Schumacher
17 13:07.3 Eric JENKINS Powell
18 13:08.0 Chris DERRICK Schumacher