date       RIR       IPv4 adoption   IPv6 adoption
20231019   ripencc    0.6400          0.3734
20231019   arin       0.3077          0.3490
20231019   lacnic     0.4960          0.5006
20231019   afrinic    0.2779          0.0753
20231019   apnic      0.3432          0.2343