date, RIR, IPv4 adoption, IPv6 adoption
20230417, arin,  0.2836,  0.3459
20230417, afrinic,  0.2406,  0.0709
20230417, ripencc,  0.6070,  0.3681
20230417, lacnic,  0.4156,  0.2255
20230417, apnic,  0.3303,  0.2323