Misc: what is the longest-lasting, non-motorised sporting event?

Questions

In the United States, more ---------- discs are sold each year than baseballs, basketballs, and footballs combined.?

The ---------- is illegal as a high school sport in all states except Rhode Island.?

Americans spend more than ---------- million a year on golf balls.?

Before 1850, golf balls were made of leather and were stuffed with---------- .?

"Hang On Sloopy" is the official rock song of---------- .?