date       RIR       IPv4 adoption   IPv6 adoption
20230420   ripencc    0.6073          0.3686
20230420   afrinic    0.2409          0.0710
20230420   lacnic     0.4218          0.2272
20230420   arin       0.2840          0.3459
20230420   apnic      0.3307          0.2324