date, RIR, IPv4 adoption, IPv6 adoption
20220513, lacnic,  0.4033,  0.4372
20220513, arin,  0.2600,  0.2749
20220513, ripencc,  0.5404,  0.3438
20220513, apnic,  0.2809,  0.2285
20220513, afrinic,  0.1658,  0.0621