date, RIR, IPv4 adoption, IPv6 adoption
20220708, ripencc,  0.5508,  0.3428
20220708, arin,  0.2676,  0.2417
20220708, lacnic,  0.4018,  0.4393
20220708, apnic,  0.2965,  0.2291
20220708, afrinic,  0.1943,  0.0639