date, RIR, IPv4 adoption, IPv6 adoption 20211224, arin, 0.2322, 0.2003 20211224, apnic, 0.2260, 0.1919 20211224, lacnic, 0.3690, 0.4048 20211224, afrinic, 0.1746, 0.0614 20211224, ripencc, 0.5078, 0.3320