date, RIR, IPv4 adoption, IPv6 adoption
20210914, ripencc,  0.4954,  0.3201
20210914, arin,  0.2195,  0.1998
20210914, apnic,  0.2537,  0.1452
20210914, afrinic,  0.1556,  0.0566
20210914, lacnic,  0.2953,  0.3836