date, RIR, IPv4 adoption, IPv6 adoption
20231231, arin,  0.3138,  0.6620
20231231, apnic,  0.3457,  0.2361
20231231, afrinic,  0.2770,  0.0768
20231231, ripencc,  0.6553,  0.3768
20231231, lacnic,  0.5029,  0.5019