date, RIR, IPv4 adoption, IPv6 adoption
20220322, arin,  0.2435,  0.2019
20220322, lacnic,  0.3921,  0.4293
20220322, apnic,  0.2775,  0.2279
20220322, ripencc,  0.5167,  0.3405
20220322, afrinic,  0.1836,  0.0617