date, RIR, IPv4 adoption, IPv6 adoption
20230731, arin,  0.2992,  0.3457
20230731, apnic,  0.3244,  0.2334
20230731, ripencc,  0.6262,  0.3721
20230731, lacnic,  0.4887,  0.4925
20230731, afrinic,  0.2766,  0.0996