date, RIR, IPv4 adoption, IPv6 adoption
20210912, ripencc,  0.4956,  0.3197
20210912, afrinic,  0.1555,  0.0566
20210912, arin,  0.2195,  0.1995
20210912, lacnic,  0.2953,  0.3836
20210912, apnic,  0.2536,  0.1452