nab is ▁were ▁also ▁destroyed ▁in ▁the ▁same ▁period . ▁ ▁Despite ▁the ▁growing ▁dru gs ▁problem , ▁from ▁ 1 9 9 3 ▁to ▁ 2 0 0 4 ▁A zer ba ij an ▁enjoyed ▁an ▁overall ▁drop ▁from ▁ 2 4 6 ▁to ▁ 1 8 5 ▁cr imes ▁per ▁ 1 0 0 , 0 0 0 ▁of ▁the ▁population ▁which ▁is ▁a ▁drop ▁of ▁ 1 8 1 4 5 ▁to ▁ 1 6 8 1 0 ▁recorded ▁cr imes , ▁and ▁a ▁rise ▁from ▁ 7 9 . 5 % ▁to ▁ 9 4 . 2 % ▁in ▁the ▁number ▁of ▁cases ▁solved . ▁Mur ders ▁in ▁A zer ba ij an ▁decre ased ▁from ▁ 4 7 8 ▁to ▁ 2 0 1 ▁per ▁ 1 0 0 , 0 0 0 ▁and ▁the ft s ▁from ▁ 4 9 4 3 ▁to ▁ 1 7 7 5 ▁per ▁ 1 0 0 , 0 0 0 . ▁The ft ▁of ▁motor ▁vehicles ▁and ▁fire ar ms ▁cr imes ▁also ▁dropped ▁in ▁a ▁similar ▁manner , ▁however ▁rob ber y ▁increased ▁from ▁ 2 1 6 ▁to ▁ 6 7 2 ▁per ▁ 1 0 0 , 0 0 0 ▁through ▁the ▁period . ▁A zer ba ij an ▁experienced ▁a ▁major ▁shooting ▁sp ree ▁on ▁April ▁ 3 0 , ▁ 2 0 0 9 , ▁when ▁either ▁one ▁or ▁two ▁gun men ▁entered ▁the ▁A zer ba ij an ▁State ▁O il ▁Academy , ▁killing