date, RIR, IPv4 adoption, IPv6 adoption
20211124, afrinic,  0.1724,  0.0589
20211124, lacnic,  0.3320,  0.3987
20211124, arin,  0.2315,  0.2002
20211124, apnic,  0.2115,  0.1514
20211124, ripencc,  0.5066,  0.3292