8 3 ▁apart ments ▁( 4 . 2 %) ▁were ▁season ally ▁occupied ▁and ▁ 8 7 ▁apart ments ▁( 4 . 4 %) ▁were ▁empty . ▁ ▁, ▁the ▁construction ▁rate ▁of ▁new ▁housing ▁units ▁was ▁ 5 . 8 ▁new ▁units ▁per ▁ 1 0 0 0 ▁residents . ▁ ▁The ▁vac ancy ▁rate ▁for ▁the ▁municipality , ▁, ▁was ▁ 3 . 3 %. ▁ ▁In ▁ 2 0 1 1 , ▁single ▁family ▁homes ▁made ▁up ▁ 5 1 . 8 % ▁of ▁the ▁total ▁housing ▁in ▁the ▁municipality . ▁ ▁The ▁historical ▁population ▁is ▁given ▁in ▁the ▁following ▁chart : ▁ ▁Polit ics ▁In ▁the ▁ 2 0 1 1 ▁federal ▁election ▁the ▁most ▁popular ▁party ▁was ▁the ▁Swiss ▁People ' s ▁Party ▁( SV P ) ▁which ▁received ▁ 2 9 . 3 % ▁of ▁the ▁vote . ▁ ▁The ▁next ▁three ▁most ▁popular ▁parties ▁were ▁the ▁Social ▁Democratic ▁Party ▁( SP ) ▁( 2 1 . 9 % ), ▁the ▁Conserv ative ▁Democratic ▁Party ▁( B DP ) ▁( 1 5 . 1 %) ▁and ▁the ▁F DP . The ▁Liber als ▁( 8 . 7 %). ▁ ▁In ▁the ▁federal ▁election , ▁a ▁total ▁of ▁ 1 , 0 9 4 ▁votes ▁were ▁cast , ▁and ▁the ▁vot er ▁turn out ▁was ▁ 3 8 . 3 %. ▁ ▁Econom y ▁, ▁Br ü gg ▁had ▁an ▁un emp loyment ▁rate ▁of ▁ 3 . 1 %. ▁ ▁, ▁there ▁were ▁a ▁total ▁of ▁