date, RIR, IPv4 adoption, IPv6 adoption
20210925, lacnic,  0.2958,  0.3853
20210925, afrinic,  0.1594,  0.0573
20210925, apnic,  0.2544,  0.1453
20210925, arin,  0.2196,  0.1998
20210925, ripencc,  0.5003,  0.3229