I remember hearing with the rise of regional airlines starting in the 90s the number of flight cycles (takeoffs/landings) went way up for some types of planes..

I remember hearing with the rise of regional airlines starting in the 90s the number of flight cycles (takeoffs/landings) went way up for some types of planes...and I assume for the "average flight." An increase in the number of short trips would make lowing the per-mile rating more impressive.