Top 10 DMAs in which reside adults who live in a household that used maternity care in the past three years: 1 Austin, Texas 2 Salt Lake City 3 Wichita/ Hutchinson, Kan. 4 Bakersfield, Calif. 5 Raleigh/ Durham, N.C. 6 Des Moines/ Ames, Iowa 7 Minneapolis/ St. Paul 8 Grand Rapids/ Kalamazoo/ Battle Creek, Mich. 9 Columbus, Ohio 10 Birmingham, Ala. Source: Scarborough Research, www.weknowthelocals.com