date, RIR, IPv4 adoption, IPv6 adoption
20230404, arin,  0.2831,  0.3471
20230404, apnic,  0.3303,  0.2323
20230404, ripencc,  0.5988,  0.3673
20230404, lacnic,  0.4603,  0.4809
20230404, afrinic,  0.2393,  0.0707