Here’s a Figure of the Day. The MTA, and especially the Subway, moves a lot of people every day. They also make daily ridership data available. The lines here are weekly averages, either of daily ridership or traffic volume through toll booths. More rides are processed through the Subway every day on average than there were people living in the country I grew up in. Updates: I redrew this to use epiweeks rather than weeks, so as not to generate artificially large dips in the final week of t...