i think a lot of the reason for that might be that there just wasn't as many people in canada back then and generally the drivers were also not as bad as they are today because good lord some of them are so bad at driving
i dont think its a high percentage im willing to bet it doesn't even break double digit percentages and even then is probably in the low single digit percentage
there is no jurisdiction as its legal to go topless in all of canada
there have been several court cases won that have solidified the right of women to go topless just like men
i used to visit them all the time but i havent in a while
not because i dont like them but more because i just havent been in the mood
but boy oh boy did i love the hell out of them