date       RIR       IPv4 adoption   IPv6 adoption
20220519   arin       0.2622          0.2750
20220519   ripencc    0.5414          0.3443
20220519   afrinic    0.1660          0.0622
20220519   apnic      0.2809          0.2285
20220519   lacnic     0.4010          0.4375