date, RIR, IPv4 adoption, IPv6 adoption
20230428, arin,  0.2924,  0.3459
20230428, apnic,  0.3307,  0.2325
20230428, lacnic,  0.4232,  0.2295
20230428, ripencc,  0.6083,  0.3697
20230428, afrinic,  0.2438,  0.0710