date, RIR, IPv4 adoption, IPv6 adoption
20230308, ripencc,  0.5937,  0.3633
20230308, apnic,  0.3295,  0.2321
20230308, afrinic,  0.2409,  0.0700
20230308, arin,  0.2901,  0.3466
20230308, lacnic,  0.4129,  0.4764