date       RIR       IPv4 adoption   IPv6 adoption
20220904   ripencc    0.5722          0.3566
20220904   afrinic    0.1951          0.0648
20220904   apnic      0.3101          0.2324
20220904   lacnic     0.4135          0.4496
20220904   arin       0.2731          0.3453