date, RIR, IPv4 adoption, IPv6 adoption
20211212, lacnic,  0.3686,  0.4024
20211212, afrinic,  0.1738,  0.0613
20211212, apnic,  0.2253,  0.1916
20211212, ripencc,  0.5074,  0.3324
20211212, arin,  0.2318,  0.2003