How many offshore oil rig disasters happened till now in the whole world?

While it's difficult to provide an exact number of offshore oil rig disasters, there have been several notable incidents over the years. Major disasters include the Deepwater Horizon explosion in the Gulf of Mexico in 2010, the Piper Alpha disaster in the North Sea in 1988, and the Ixtoc I blowout in Mexico in 1979. Collectively, these incidents, along with numerous smaller accidents, highlight the risks associated with offshore oil extraction, though comprehensive statistics on all such events are not readily available.