date, RIR, IPv4 adoption, IPv6 adoption
20220222, afrinic,  0.1778,  0.0614
20220222, apnic,  0.2755,  0.2250
20220222, arin,  0.2350,  0.2012
20220222, ripencc,  0.5129,  0.3370
20220222, lacnic,  0.3901,  0.4270