date, RIR, IPv4 adoption, IPv6 adoption
20221228, arin,  0.2875,  0.3460
20221228, ripencc,  0.5851,  0.3646
20221228, afrinic,  0.1969,  0.0683
20221228, lacnic,  0.4088,  0.4622
20221228, apnic,  0.3275,  0.2315