date, RIR, IPv4 adoption, IPv6 adoption
20220218, arin,  0.2349,  0.2012
20220218, apnic,  0.2755,  0.2250
20220218, ripencc,  0.5126,  0.3372
20220218, afrinic,  0.1777,  0.0612
20220218, lacnic,  0.3896,  0.4270