What will it take to lower the sobering statistics?
But the industry still has a long way to go.
Ten days after 17 Turkish construction workers and their Iraqi Kurdish translator were kidnapped, a Shiite militia released footage that shows the men alive.
No groups have come forward to claim responsibility for the kidnapping, which the Turkish government believes was a targeted operation directed at its countrymen.
Police responded to the situation on Friday that reportedly began after guards stopped workers who were trying to leave on break.