date, RIR, IPv4 adoption, IPv6 adoption
20220426, afrinic,  0.1864,  0.0620
20220426, apnic,  0.2807,  0.2283
20220426, lacnic,  0.4025,  0.4337
20220426, arin,  0.2490,  0.2746
20220426, ripencc,  0.5387,  0.3427