Salt Lake City-AP -- The San Antonio Spurs have wrapped up the homecourt advantage throughout the N-B-A playoffs with a 91-to-83 win at Utah. The Spurs clinched their third straight Midwest Division title by winning for the 12th time in 13 games. Tim Duncan got 15 of his 21 points while the Spurs were outscoring the Jazz 25-to-17 in the third quarter. Duncan also had 15 rebounds and Tony Parker had a team-high 25 points in San Antonio's 13th consecutive win over the Jazz. The Jazz managed just 31 points over the second and third quarters. Karl Malone led Utah with 20 points and seven rebounds. Andrei Kirilenko came off the bench to add 18 points but Matt Harpring was held to 12 on 4-for-12 shooting.