date, RIR, IPv4 adoption, IPv6 adoption
20210906, afrinic,  0.1555,  0.0566
20210906, apnic,  0.2527,  0.1451
20210906, lacnic,  0.2952,  0.3829
20210906, arin,  0.2194,  0.1994
20210906, ripencc,  0.4933,  0.3206