date       RIR       IPv4 adoption   IPv6 adoption
20250320   arin       0.3805          0.6060
20250320   apnic      0.3664          0.1821
20250320   ripencc    0.7152          0.4059
20250320   afrinic    0.3282          0.1078
20250320   lacnic     0.5548          0.5527