date, RIR, IPv4 adoption, IPv6 adoption
20220512, afrinic,  0.1658,  0.0621
20220512, lacnic,  0.4033,  0.4371
20220512, apnic,  0.2809,  0.2285
20220512, arin,  0.2600,  0.2749
20220512, ripencc,  0.5403,  0.3438