date, RIR, IPv4 adoption, IPv6 adoption
20220127, ripencc,  0.5096,  0.3349
20220127, apnic,  0.2268,  0.1921
20220127, arin,  0.2329,  0.2005
20220127, afrinic,  0.1784,  0.0614
20220127, lacnic,  0.3884,  0.4238