date, RIR, IPv4 adoption, IPv6 adoption 20210920, lacnic, 0.2950, 0.3840 20210920, ripencc, 0.4963, 0.3211 20210920, apnic, 0.2544, 0.1452 20210920, arin, 0.2195, 0.1998 20210920, afrinic, 0.1592, 0.0568