date       RIR       IPv4 adoption   IPv6 adoption
20220621   arin       0.2667          0.2415
20220621   afrinic    0.1900          0.0628
20220621   lacnic     0.4010          0.4375
20220621   ripencc    0.5486          0.3403
20220621   apnic      0.2964          0.2290