date       RIR       IPv4 adoption   IPv6 adoption
20220630   ripencc    0.5475          0.3417
20220630   apnic      0.2965          0.2291
20220630   afrinic    0.1933          0.0634
20220630   arin       0.2676          0.2416
20220630   lacnic     0.4015          0.4384