You have got to check this out and play with it...OMG!!
Give it some time to load...
Both X and Y axis has multiple variables... simply make your selection and click play
http://graphs.gapminder.org/world/
Below is a presentation by its inventer..... absolutely facinating...
http://www.ted.com/index.php/talks/hans_rosling_shows_the_best_stats_you_ve_ever_seen.html
Really neat!! Look at (overall energy consumption in KWH) versus (total patents in force).
Can't......graph.....anymore.........brain.......exploding!
AWESOME
:D It is very easy to play with this... I keep discovering functions... :D