date       RIR       IPv4 adoption   IPv6 adoption
20230303   arin       0.2901          0.3466
20230303   ripencc    0.5934          0.3633
20230303   apnic      0.3295          0.2321
20230303   lacnic     0.4124          0.4766
20230303   afrinic    0.2403          0.0683