I couldn't see anything indicating what those two columns represent? Was one the first world the other the third world?
<edit> I actually went to Wikipedia to look, seems the left is the number of people, the right is the amount of property owned by all the people of that class?
The x-axis is labelled at the bottom of the image. The left column is percentages of adults, the right column is wealth share.
Cuthalion's art is the prettiest art of all the art. Like my avatar.
Number of times Roland St. Jude has sworn revenge upon me: 2