I can't find it right now, but I recall there was a study that suggested the trends in total collisions followed total miles driven fairly well, and that distra

I can't find it right now, but I recall there was a study that suggested the trends in total collisions followed total miles driven fairly well, and that distracted driving was not needed to explain the recent increase in collisions. (Or something like that.) I have no idea if this study's conclusions are controversial or not. If someone could identify the study, I'd be appreciative.