Top 10 DMAs in which reside adults who used organic food in the past month: 1 San Francisco/ Oakland/ San Jose 2 Seattle/ Tacoma 3 Austin, Texas 4 Denver 5 Portland, Ore. 6 San Diego, Calif. 7 Honolulu, Hawaii 8 Washington, D.C. 9 Boston 10 Los Angeles Source: Scarborough Research, www.weknowthelocals.com