date, RIR, IPv4 adoption, IPv6 adoption
20211203, lacnic,  0.3336,  0.4003
20211203, apnic,  0.2252,  0.1500
20211203, afrinic,  0.1739,  0.0594
20211203, arin,  0.2317,  0.2002
20211203, ripencc,  0.5069,  0.3324