date, RIR, IPv4 adoption, IPv6 adoption
20230227, ripencc,  0.5931,  0.3666
20230227, arin,  0.2899,  0.3465
20230227, lacnic,  0.4127,  0.4776
20230227, afrinic,  0.1937,  0.0680
20230227, apnic,  0.3294,  0.2321