date, RIR, IPv4 adoption, IPv6 adoption
20211010, arin,  0.2206,  0.1999
20211010, ripencc,  0.5036,  0.3211
20211010, lacnic,  0.2973,  0.3892
20211010, apnic,  0.2086,  0.1111
20211010, afrinic,  0.1609,  0.0581