date, RIR, IPv4 adoption, IPv6 adoption
20230210, arin,  0.2896,  0.3465
20230210, lacnic,  0.4123,  0.4754
20230210, apnic,  0.3279,  0.2319
20230210, ripencc,  0.5923,  0.3674
20230210, afrinic,  0.1933,  0.0677