date, RIR, IPv4 adoption, IPv6 adoption
20230930, ripencc,  0.6322,  0.3747
20230930, lacnic,  0.4970,  0.4999
20230930, arin,  0.3056,  0.3488
20230930, afrinic,  0.2771,  0.0750
20230930, apnic,  0.3400,  0.2341