date, RIR, IPv4 adoption, IPv6 adoption
20211009, ripencc,  0.5035,  0.3214
20211009, lacnic,  0.2973,  0.3891
20211009, apnic,  0.2082,  0.1110
20211009, arin,  0.2206,  0.1999
20211009, afrinic,  0.1609,  0.0581