date, RIR, IPv4 adoption, IPv6 adoption
20220514, arin,  0.2600,  0.2750
20220514, apnic,  0.2809,  0.2285
20220514, afrinic,  0.1660,  0.0622
20220514, ripencc,  0.5405,  0.3439
20220514, lacnic,  0.4033,  0.4373