date, RIR, IPv4 adoption, IPv6 adoption
20211213, lacnic,  0.3686,  0.4023
20211213, apnic,  0.2253,  0.1916
20211213, ripencc,  0.5074,  0.3325
20211213, afrinic,  0.1738,  0.0613
20211213, arin,  0.2318,  0.2003