SOUTH DAKOTA
Population (1994): 721,000 (up 3.6% from 1990), 0.3% of U.S. total
Voting-age population: 522,000; 1994 turnout, 60%
Median age: 32.5 years
Median household income: $29,733 ($2,531 below U.S. median)
Unemployment: 3.0% (2.6% below U.S. average, March 1996)
Last presidential election: Clinton (D): 37% Bush (R): 41% Perot (I): 22%
Congressional delegation: Two Democrats, one Republican
The mystifying landscape, sprinkled with mountains, desert canyons and grassland, supports South Dakota's second-largest industry: tourism. Despite the beauty of places like Mount Rushmore, it's hard to disguise the poverty of Indians living on reservations in a state enjoying an economic upturn. Though...