date, RIR, IPv4 adoption, IPv6 adoption
20220320, arin,  0.2412,  0.2019
20220320, apnic,  0.2774,  0.2279
20220320, ripencc,  0.5162,  0.3405
20220320, lacnic,  0.3921,  0.4293
20220320, afrinic,  0.1836,  0.0617