date, RIR, IPv4 adoption, IPv6 adoption
20211102, arin,  0.2312,  0.2000
20211102, afrinic,  0.1675,  0.0584
20211102, ripencc,  0.5049,  0.3311
20211102, lacnic,  0.3049,  0.3952
20211102, apnic,  0.2110,  0.1486