date, RIR, IPv4 adoption, IPv6 adoption
20220410, ripencc,  0.5178,  0.3415
20220410, arin,  0.2483,  0.2745
20220410, afrinic,  0.1859,  0.0620
20220410, apnic,  0.2779,  0.2282
20220410, lacnic,  0.3935,  0.4326