date       RIR       IPv4 adoption   IPv6 adoption
20221222   arin       0.2875          0.3460
20221222   afrinic    0.1967          0.0682
20221222   ripencc    0.5850          0.3646
20221222   lacnic     0.4081          0.4615
20221222   apnic      0.3275          0.2316