date, RIR, IPv4 adoption, IPv6 adoption 20230904, apnic, 0.3376, 0.2338 20230904, arin, 0.3019, 0.3478 20230904, ripencc, 0.6275, 0.3738 20230904, lacnic, 0.4961, 0.4944 20230904, afrinic, 0.2757, 0.0989