date, RIR, IPv4 adoption, IPv6 adoption 20220302, afrinic, 0.1790, 0.0616 20220302, apnic, 0.2771, 0.2276 20220302, lacnic, 0.3922, 0.4282 20220302, arin, 0.2358, 0.2015 20220302, ripencc, 0.5138, 0.3381