date, RIR, IPv4 adoption, IPv6 adoption
20230408, arin,  0.2835,  0.3472
20230408, afrinic,  0.2393,  0.0707
20230408, ripencc,  0.5973,  0.3673
20230408, lacnic,  0.4587,  0.4751
20230408, apnic,  0.3304,  0.2323