date, RIR, IPv4 adoption, IPv6 adoption
20220505, ripencc,  0.5398,  0.3429
20220505, arin,  0.2542,  0.2746
20220505, lacnic,  0.4030,  0.4362
20220505, apnic,  0.2795,  0.2284
20220505, afrinic,  0.1865,  0.0620