date       RIR       IPv4 adoption   IPv6 adoption
20230531   arin       0.2957          0.3463
20230531   afrinic    0.2553          0.0713
20230531   apnic      0.3372          0.2328
20230531   ripencc    0.6189          0.3714
20230531   lacnic     0.4247          0.2354