date, RIR, IPv4 adoption, IPv6 adoption
20221201, arin,  0.2842,  0.3459
20221201, lacnic,  0.4102,  0.4624
20221201, afrinic,  0.1957,  0.0676
20221201, apnic,  0.3268,  0.2314
20221201, ripencc,  0.5786,  0.3646