date, RIR, IPv4 adoption, IPv6 adoption
20220605, arin,  0.2636,  0.2759
20220605, apnic,  0.2812,  0.2285
20220605, afrinic,  0.1677,  0.0625
20220605, ripencc,  0.5467,  0.3463
20220605, lacnic,  0.4020,  0.4389