date, RIR, IPv4 adoption, IPv6 adoption
20230406, afrinic,  0.2393,  0.0709
20230406, arin,  0.2834,  0.3471
20230406, apnic,  0.3303,  0.2323
20230406, lacnic,  0.4606,  0.4812
20230406, ripencc,  0.5987,  0.3677