date, RIR, IPv4 adoption, IPv6 adoption
20211117, afrinic,  0.1721,  0.0588
20211117, ripencc,  0.5062,  0.3285
20211117, lacnic,  0.3252,  0.3983
20211117, apnic,  0.2113,  0.1514
20211117, arin,  0.2315,  0.2000