date       RIR       IPv4 adoption   IPv6 adoption
20220704   arin       0.2676          0.2417
20220704   afrinic    0.1935          0.0636
20220704   ripencc    0.5477          0.3419
20220704   lacnic     0.4014          0.4380
20220704   apnic      0.2965          0.2291