date       RIR       IPv4 adoption   IPv6 adoption
20230617   ripencc    0.6197          0.3713
20230617   afrinic    0.2724          0.0971
20230617   lacnic     0.4260          0.2377
20230617   apnic      0.3378          0.2330
20230617   arin       0.2964          0.3469