date, RIR, IPv4 adoption, IPv6 adoption
20220402, ripencc,  0.5174,  0.3410
20220402, arin,  0.2470,  0.2020
20220402, afrinic,  0.1861,  0.0619
20220402, apnic,  0.2777,  0.2282
20220402, lacnic,  0.3933,  0.4315