▁of ▁the ▁population ▁are ▁between ▁ 2 0 ▁and ▁ 2 9 ▁years ▁old . ▁▁ 5 0 ▁people ▁or ▁ 1 5 . 2 % ▁are ▁ 3 0 ▁to ▁ 3 9 , ▁ 4 7 ▁people ▁or ▁ 1 4 . 2 % ▁are ▁ 4 0 ▁to ▁ 4 9 , ▁and ▁ 3 7 ▁people ▁or ▁ 1 1 . 2 % ▁are ▁ 5 0 ▁to ▁ 5 9 . ▁ ▁The ▁senior ▁population ▁distribution ▁is ▁ 3 4 ▁people ▁or ▁ 1 0 . 3 % ▁of ▁the ▁population ▁are ▁between ▁ 6 0 ▁and ▁ 6 9 ▁years ▁old , ▁ 3 2 ▁people ▁or ▁ 9 . 7 % ▁are ▁ 7 0 ▁to ▁ 7 9 , ▁there ▁are ▁ 1 8 ▁people ▁or ▁ 5 . 5 % ▁who ▁are ▁ 8 0 ▁to ▁ 8 9 , ▁and ▁there ▁are ▁ 5 ▁people ▁or ▁ 1 . 5 % ▁who ▁are ▁ 9 0 ▁to ▁ 9 9 . ▁ ▁In ▁the ▁ 2 0 0 7 ▁federal ▁election ▁the ▁most ▁popular ▁party ▁was ▁the ▁SV P ▁which ▁received ▁ 4 9 . 8 % ▁of ▁the ▁vote . ▁ ▁The ▁next ▁three ▁most ▁popular ▁parties ▁were ▁the ▁F DP ▁( 2 3 . 7 % ), ▁the ▁S PS ▁( 1 8 . 1 %) ▁and ▁the ▁C VP ▁( 7 . 8 %). ▁ ▁In ▁Z ill is - Re ischen ▁about ▁ 7 0 . 3 % ▁of