Still shaken from the quake

On the news that the tsunami warning has been called off in Asia, I reminded myself of the human toll of the 2004 calamity by looking up Wikipedia (link).

I didn't receive a warm greeting as I was confronted with the following pie chart:

Maybe someone can help me understand what is being plotted here.

Maybe the designer was still shaken from the devastation of the quake when this was drawn?