date, RIR, IPv4 adoption, IPv6 adoption
20230312, afrinic,  0.2413,  0.0702
20230312, arin,  0.2904,  0.3466
20230312, apnic,  0.3296,  0.2321
20230312, lacnic,  0.4127,  0.4756
20230312, ripencc,  0.5940,  0.3637