Its hard to speculate that number since piracy (as in ocean borne pirates) have been around since people have been able to navigate the oceans on ships -- were talking thousands of years here, if you narrowed your scope down to specific time period and location you'd proably be able to look up that answer...
There is no record of how many.
None.
256 people have been killed.
In the last 10 years 100,000,000 people have been killed by electricity in the world
328
Over 1,000 people have been killed since the death penalty was instituted.
62 to be exact
over 2000
Over 1,0000 hunters.
More than 2
Over 1,0000 hunters.
thousands