date, RIR, IPv4 adoption, IPv6 adoption
20220217, arin,  0.2348,  0.2011
20220217, afrinic,  0.1777,  0.0612
20220217, apnic,  0.2755,  0.2249
20220217, ripencc,  0.5126,  0.3372
20220217, lacnic,  0.3894,  0.4269