date       RIR       IPv4 adoption   IPv6 adoption
20230322   arin       0.2906          0.3470
20230322   afrinic    0.2379          0.0706
20230322   ripencc    0.5966          0.3647
20230322   apnic      0.3297          0.2322
20230322   lacnic     0.4590          0.4776