date, RIR, IPv4 adoption, IPv6 adoption
20230322, arin,  0.2906,  0.3470
20230322, afrinic,  0.2379,  0.0706
20230322, ripencc,  0.5966,  0.3647
20230322, apnic,  0.3297,  0.2322
20230322, lacnic,  0.4590,  0.4776