date       RIR       IPv4 adoption   IPv6 adoption
20220612   ripencc    0.5477          0.3466
20220612   lacnic     0.4023          0.4401
20220612   arin       0.2664          0.2759
20220612   afrinic    0.1679          0.0625
20220612   apnic      0.2907          0.2287