date, RIR, IPv4 adoption, IPv6 adoption
20211115, afrinic,  0.1692,  0.0586
20211115, arin,  0.2314,  0.1999
20211115, ripencc,  0.5061,  0.3288
20211115, apnic,  0.2113,  0.1513
20211115, lacnic,  0.3152,  0.3976