date       RIR       IPv4 adoption   IPv6 adoption
20220329   ripencc    0.5172          0.3407
20220329   lacnic     0.3922          0.4305
20220329   arin       0.2467          0.2019
20220329   apnic      0.2776          0.2279
20220329   afrinic    0.1865          0.0620