date, RIR, IPv4 adoption, IPv6 adoption
20220628, ripencc,  0.5473,  0.3406
20220628, arin,  0.2676,  0.2416
20220628, afrinic,  0.1933,  0.0634
20220628, apnic,  0.2964,  0.2291
20220628, lacnic,  0.4012,  0.4376