date, RIR, IPv4 adoption, IPv6 adoption
20211031, lacnic,  0.3049,  0.3952
20211031, arin,  0.2311,  0.1999
20211031, apnic,  0.2110,  0.1486
20211031, ripencc,  0.5048,  0.3310
20211031, afrinic,  0.1675,  0.0584