▁reports ▁world wide ▁pir ate ▁attacks ▁fell ▁for ▁the ▁third ▁year ▁in ▁a ▁row ▁in ▁ 2 0 0 6 . ▁Att acks ▁on ▁ships ▁at ▁sea ▁in ▁ 2 0 0 6 ▁fell ▁to ▁ 2 3 9   v ess els , ▁down ▁from ▁ 2 7 6 ▁in ▁ 2 0 0 5 . ▁That ▁same ▁tr end ▁echo ed ▁in ▁the ▁Stra it ▁of ▁Mal ac ca ▁where ▁attacks ▁dropped ▁from ▁ 7 9 ▁in ▁ 2 0 0 5 ▁to ▁ 5 0 ▁in ▁ 2 0 0 6 . ▁Non eth eless , ▁in ▁ 2 0 0 4 , ▁the ▁region ▁account ed ▁for ▁ 4 0 % ▁of ▁pi racy ▁world wide . ▁The ▁I MB ▁reported ▁in ▁October ▁ 2 0 0 7 ▁that ▁Indones ia ▁continued ▁to ▁be ▁the ▁world ' s ▁most ▁pir ate - stru ck ▁region ▁with ▁ 3 7   att acks ▁since ▁January ▁ 2 0 0 7 , ▁though ▁that ▁was ▁an ▁improvement ▁from ▁the ▁same ▁nine - month ▁period ▁in ▁ 2 0 0 6 . ▁ ▁The ▁ 1 1 ▁September ▁attacks ▁also ▁height ened ▁the ▁perce ived ▁threat ▁of ▁terror ism - related ▁pi racy , ▁but ▁US ▁Mar itime ▁Administration ▁( MA R AD ) ▁exper ts ▁distinguish ▁terror ism ▁from ▁pi racy , ▁and ▁pi racy ▁from ▁shore ▁gang s ▁who ▁rob ▁ships ▁in ▁port . ▁ ▁Some ▁obser vers ▁argue ▁that ▁there ▁is ▁no ▁single ▁problem ▁of ▁violence ▁at ▁sea ,