date, RIR, IPv4 adoption, IPv6 adoption
20220401, lacnic,  0.3933,  0.4314
20220401, arin,  0.2470,  0.2020
20220401, apnic,  0.2777,  0.2282
20220401, ripencc,  0.5174,  0.3409
20220401, afrinic,  0.1856,  0.0619