date       RIR       IPv4 adoption   IPv6 adoption
20220821   ripencc    0.5614          0.3523
20220821   arin       0.2694          0.2869
20220821   apnic      0.3095          0.2296
20220821   lacnic     0.4131          0.4521
20220821   afrinic    0.1946          0.0644