date, RIR, IPv4 adoption, IPv6 adoption
20211028, ripencc,  0.5048,  0.3315
20211028, lacnic,  0.3051,  0.3957
20211028, arin,  0.2311,  0.2000
20211028, afrinic,  0.1652,  0.0582
20211028, apnic,  0.2110,  0.1486