date       RIR       IPv4 adoption   IPv6 adoption
20230517   ripencc    0.6110          0.3708
20230517   lacnic     0.4241          0.2328
20230517   apnic      0.3311          0.2327
20230517   afrinic    0.2455          0.0711
20230517   arin       0.2945          0.3461