date       RIR       IPv4 adoption   IPv6 adoption
20230528   arin       0.2957          0.3463
20230528   apnic      0.3350          0.2328
20230528   lacnic     0.4243          0.2340
20230528   ripencc    0.6181          0.3714
20230528   afrinic    0.2550          0.0711