date       RIR       IPv4 adoption   IPv6 adoption
20231201   arin       0.3115          0.6619
20231201   lacnic     0.5078          0.4987
20231201   afrinic    0.2797          0.0764
20231201   apnic      0.3441          0.2358
20231201   ripencc    0.6532          0.3745