date, RIR, IPv4 adoption, IPv6 adoption
20210919, ripencc,  0.4963,  0.3210
20210919, apnic,  0.2544,  0.1452
20210919, afrinic,  0.1592,  0.0568
20210919, arin,  0.2195,  0.1998
20210919, lacnic,  0.2950,  0.3842