"Al Shabab has been terrific at stamping out piracy from its ports, due to its harsh interpretation of Shariah and the personal animus between profit-seeking pirates and Islamist militants.
[...]
"Now that Al Shabab is in retreat, the emerging power vacuum in Somalia’s southern ports may lead to ‘sweet-spot’ conditions for pirates to resurface."
Around Singapore surprised me as well. Reading a few reports they mostly robbing the crews valuables, I guess you wouldn't really have anywhere to take a hijacked ship in that area.
Try http://www.icc-ccs.org/piracy-reporting-centre/live-piracy-m...