date, RIR, IPv4 adoption, IPv6 adoption
20220310, apnic,  0.2773,  0.2277
20220310, arin,  0.2382,  0.2019
20220310, lacnic,  0.3923,  0.4289
20220310, afrinic,  0.1791,  0.0617
20220310, ripencc,  0.5150,  0.3392