date       RIR       IPv4 adoption   IPv6 adoption
20220725   ripencc    0.5564          0.3448
20220725   lacnic     0.4032          0.4443
20220725   apnic      0.2988          0.2293
20220725   afrinic    0.1940          0.0643
20220725   arin       0.2681          0.2415