date, RIR, IPv4 adoption, IPv6 adoption
20211101, lacnic,  0.3049,  0.3952
20211101, afrinic,  0.1675,  0.0584
20211101, arin,  0.2311,  0.1999
20211101, apnic,  0.2110,  0.1486
20211101, ripencc,  0.5048,  0.3311