Parallel lines of old

How do couples meet now and how has it changed over the years? Watch the rankings play out over six decades.

We use some names mostly for boys and some mostly for girls, but then there is a small percentage that, over time, switched from one gender to another. Which names made the biggest switch?

What percentage of households fall into lower-, middle-, and upper-income levels when you adjust for household size?

Median income only tells you where the middle is. The distributions of income are a lot more interesting.