Piedmont Aviation Inc saidMarch cargo ton miles, includiung U.S. mail and air express
services, were up 27.2 pct to 4,763,432 from 3,744,535.
    For the year to date, it said cargo ton miles were up 26.7
pct to 13.3 mln from 10.5 mln a year before.
 Reuter
