date, RIR, IPv4 adoption, IPv6 adoption
20211114, afrinic,  0.1692,  0.0586
20211114, apnic,  0.2113,  0.1513
20211114, arin,  0.2314,  0.1999
20211114, ripencc,  0.5060,  0.3286
20211114, lacnic,  0.3147,  0.3976