Is that 1 billion adult bikes in particular? Because in the US, anywhere outside of big cities or college towns, children are ALMOST the only people who ride bikes regularly.
Lots of people have bikes who don’t use them regularly. It’s the kind of thing you have in your garage and bring out on a nice day sometimes.
Lots of people have bikes who don’t use them regularly. It’s the kind of thing you have in your garage and bring out on a nice day sometimes.