date, RIR, IPv4 adoption, IPv6 adoption
20230311, ripencc,  0.5939,  0.3638
20230311, lacnic,  0.4130,  0.4774
20230311, afrinic,  0.2413,  0.0702
20230311, apnic,  0.3296,  0.2321
20230311, arin,  0.2904,  0.3466