date, RIR, IPv4 adoption, IPv6 adoption
20230315, lacnic,  0.4125,  0.4755
20230315, arin,  0.2904,  0.3466
20230315, apnic,  0.3297,  0.2322
20230315, ripencc,  0.5945,  0.3639
20230315, afrinic,  0.2413,  0.0704