date       RIR       IPv4 adoption   IPv6 adoption
20230426   ripencc    0.6080          0.3697
20230426   apnic      0.3306          0.2324
20230426   lacnic     0.4231          0.2292
20230426   arin       0.2909          0.3458
20230426   afrinic    0.2422          0.0709