date       RIR       IPv4 adoption   IPv6 adoption
20230316   afrinic    0.2413          0.0704
20230316   arin       0.2904          0.3466
20230316   ripencc    0.5952          0.3642
20230316   lacnic     0.4135          0.4763
20230316   apnic      0.3297          0.2321