date       RIR       IPv4 adoption   IPv6 adoption
20230408   arin       0.2835          0.3472
20230408   afrinic    0.2393          0.0707
20230408   ripencc    0.5973          0.3673
20230408   lacnic     0.4587          0.4751
20230408   apnic      0.3304          0.2323