date       RIR       IPv4 adoption   IPv6 adoption
20230504   arin       0.2924          0.3460
20230504   afrinic    0.2443          0.0709
20230504   apnic      0.3308          0.2325
20230504   lacnic     0.4235          0.2311
20230504   ripencc    0.6089          0.3702