date       RIR       IPv4 adoption   IPv6 adoption
20231221   arin       0.3135          0.6620
20231221   ripencc    0.6547          0.3764
20231221   lacnic     0.5031          0.5010
20231221   apnic      0.3455          0.2361
20231221   afrinic    0.2803          0.0767