This is a pretty astounding stat from this year’s National Bike to Work Day — 75% of traffic on San Francisco’s Market Street was bikes that day, according to a traffic count from San Francisco’s organizers. Here’s a graphic from the San Francisco Bicycle Coalition:
The League of American Bicyclists has a whole host of another summaries from Bike to Work Day if you are interested. And the last one is another fun gem from MSNBC: