date       RIR       IPv4 adoption   IPv6 adoption
20230308   ripencc    0.5937          0.3633
20230308   apnic      0.3295          0.2321
20230308   afrinic    0.2409          0.0700
20230308   arin       0.2901          0.3466
20230308   lacnic     0.4129          0.4764