date, RIR, IPv4 adoption, IPv6 adoption
20230321, arin,  0.2905,  0.3467
20230321, ripencc,  0.5956,  0.3645
20230321, apnic,  0.3297,  0.2322
20230321, lacnic,  0.4574,  0.4767
20230321, afrinic,  0.2379,  0.0706