date       RIR       IPv4 adoption   IPv6 adoption
20260316   arin       0.4171          0.6388
20260316   ripencc    0.7567          0.4360
20260316   apnic      0.3844          0.2110
20260316   afrinic    0.5121          0.4755
20260316   lacnic     0.5715          0.5822