date, RIR, IPv4 adoption, IPv6 adoption
20230602, arin,  0.2959,  0.3464
20230602, lacnic,  0.4251,  0.2362
20230602, ripencc,  0.6189,  0.3713
20230602, apnic,  0.3375,  0.2329
20230602, afrinic,  0.2555,  0.0713