Yeah, but what if you combine and overlay all these datasets? [xkcd]
xkcd: Algorithms are hard
Real Chart Rules to Follow
There are rules—usually for specific chart types meant to be read in a specific way—that you shouldn’t break. When they are, everyone loses. This is that small handful.
How We Spend Our Money, a Breakdown
We know spending changes when you have more money. Here’s by how much.
Life expectancy changes
The data goes back to 1960 and up to the most current estimates for 2009. Each line represents a country.