I think whichever statistician came up with these figures was a lying son of a gun because the roundabouts in Carmel aren’t even round, they’re weird, overlapping, complicated peanut figures that neither Siri nor other drivers understand at all and the one near the hospital remains the only time I’ve ever actually witnessed an accident happen.
If accidents happen less it’s because people are avoiding going to Carmel because it’s a dreadful place.
Let me be clear: I don’t hate roundabouts. There are many roundabouts that are functional. Navigating Carmel, Indiana, however, looks like this every few blocks: