Nielson Brothers
7/19/12-7/23/12; 546 registered voters, 4.19% margin of error
Mode: Automated phone
Nielson Brothers release

South Dakota

2012 President
49% Romney (R), 43% Obama (D) (more polls)

Obama Job Approval
549 registered voters, 4.18% margin of error
45% approve, 55% disapprove (more polls)