I think he 's hard-working , and I think he can understand what the people are going through , " said Linda Lemmon of Kennett Square . --Since January , more than 100,000 Pennsylvanians who were not previously registered to vote did so . --In that time , more than 68,000 registered voters changed their affiliation to one of the major parties , with those switching to Democratic registration outpacing those turning Republican by more than 3-1 . --The nine counties with the biggest percentage increases in Democratic enrollment since last fall--more than 5 percent--are mainly in two tightly contested areas--the Philadelphia suburbs and the state 's vast central region .