date, RIR, IPv4 adoption, IPv6 adoption
20211111, arin,  0.2314,  0.2000
20211111, afrinic,  0.1697,  0.0586
20211111, ripencc,  0.5059,  0.3295
20211111, apnic,  0.2112,  0.1513
20211111, lacnic,  0.3088,  0.3973