date, RIR, IPv4 adoption, IPv6 adoption
20211227, afrinic,  0.1747,  0.0614
20211227, ripencc,  0.5078,  0.3323
20211227, arin,  0.2322,  0.2003
20211227, apnic,  0.2261,  0.1919
20211227, lacnic,  0.3692,  0.4047