date, RIR, IPv4 adoption, IPv6 adoption 20240304, ripencc, 0.6675, 0.3826 20240304, apnic, 0.3489, 0.2366 20240304, lacnic, 0.5077, 0.4954 20240304, afrinic, 0.2857, 0.0781 20240304, arin, 0.3162, 0.6323