date       RIR       IPv4 adoption   IPv6 adoption
20231115   ripencc    0.6503          0.3734
20231115   lacnic     0.4971          0.4898
20231115   apnic      0.3438          0.2345
20231115   arin       0.3091          0.1816
20231115   afrinic    0.2801          0.0762