date, RIR, IPv4 adoption, IPv6 adoption
20220102, arin,  0.2322,  0.2003
20220102, lacnic,  0.3693,  0.4049
20220102, afrinic,  0.1750,  0.0614
20220102, ripencc,  0.5082,  0.3317
20220102, apnic,  0.2264,  0.1919