date, RIR, IPv4 adoption, IPv6 adoption
20230819, arin,  0.3012,  0.3478
20230819, lacnic,  0.4950,  0.4942
20230819, apnic,  0.3392,  0.2336
20230819, afrinic,  0.2746,  0.0998
20230819, ripencc,  0.6270,  0.3734