Interesting stats about the qualifiers for the Olympic Marathon Trials HERE.
For the men: Medtronic TC Marathon and Grandma's had the second and third largest number of qualifiers meeting the standard in their races.
41% of the qualifiers did it by running a marathon.
59% qualified by running a half marathon
For the women: TCM had the third largest number of qualifiers. Grandma's was fourth.
80.3% of the women qualified by running a marathon. 19.7% qualified in the half marathon.