date       RIR       IPv4 adoption   IPv6 adoption
20231122   ripencc    0.6526          0.3745
20231122   arin       0.3102          0.6619
20231122   afrinic    0.2788          0.0764
20231122   apnic      0.3442          0.2351
20231122   lacnic     0.4983          0.4899