date       RIR       IPv4 adoption   IPv6 adoption
20220507   arin       0.2584          0.2750
20220507   ripencc    0.5399          0.3436
20220507   afrinic    0.1856          0.0620
20220507   apnic      0.2795          0.2284
20220507   lacnic     0.4031          0.4366