date, RIR, IPv4 adoption, IPv6 adoption
20220413, arin,  0.2482,  0.2745
20220413, ripencc,  0.5179,  0.3418
20220413, afrinic,  0.1859,  0.0620
20220413, apnic,  0.2781,  0.2282
20220413, lacnic,  0.3934,  0.4331