.NA - North America or NAMIBIA ?

https://www.iana.org/domains/root/db/na.html Namibian Network Information Center PO Box 1342 Swakopmund Namibia This gets confusing for the new Top Level Domains http://NA.NOG http://NANOG.GURU What happened to NEW.NOG ? There are only 256 members of NANOG ? http://www.nanog.org/membership_main.html#list Could (Does) each member *manage* a /8 ? http://www.iana.org/assignments/ipv4-address-space/ipv4-address-space.txt Many /8s are not used and many others are wasted. Why is that ? Are people really paid $400,000 per year to manage that list ?