date, RIR, IPv4 adoption, IPv6 adoption
20220515, arin,  0.2600,  0.2750
20220515, afrinic,  0.1660,  0.0622
20220515, lacnic,  0.4034,  0.4374
20220515, ripencc,  0.5405,  0.3439
20220515, apnic,  0.2809,  0.2285