Real income growth for the almost poor (second tenth from the bottom) and the almost rich (second tenth from the top). In the long run, we're all dead. John Maynard Keynes
And that picture tells an even more stark story, of course.
This is really fantastic information, and fantastic summary graphics, but some are not readable and take the punch out of the whole (great) post.
"Click to enlarge" graphics would be great. Of all forms of caution, caution in love is perhaps the most fatal to true happiness - Bertrand Russell