date, RIR, IPv4 adoption, IPv6 adoption
20220419, afrinic,  0.1865,  0.0620
20220419, arin,  0.2483,  0.2745
20220419, apnic,  0.2781,  0.2282
20220419, lacnic,  0.3980,  0.4293
20220419, ripencc,  0.5181,  0.3421