Each Saturday, Opinion columnist Philip Bump makes and breaks down charts explaining the latest in economics, pop culture, politics and more. “Imagine a pie chart that shows Visuals at 42 ...

No slice is drawn if the chart statistic for the midpoint is 0. order the slices by midpoint value in ascending order starting at the three o'clock position and proceeding counterclockwise around the ...

Today, we update one of our favorite charts, which looks at how orders route ... and how orders are handed by brokers, means each pie actually works quite differently to the others.