date, RIR, IPv4 adoption, IPv6 adoption
20220119, ripencc,  0.5092,  0.3334
20220119, afrinic,  0.1775,  0.0613
20220119, arin,  0.2328,  0.2005
20220119, apnic,  0.2265,  0.1920
20220119, lacnic,  0.3879,  0.4229