date       RIR       IPv4 adoption   IPv6 adoption
20220628   ripencc    0.5473          0.3406
20220628   arin       0.2676          0.2416
20220628   afrinic    0.1933          0.0634
20220628   apnic      0.2964          0.2291
20220628   lacnic     0.4012          0.4376