date, RIR, IPv4 adoption, IPv6 adoption
20211123, lacnic,  0.3320,  0.3987
20211123, ripencc,  0.5066,  0.3276
20211123, arin,  0.2315,  0.2002
20211123, apnic,  0.2115,  0.1514
20211123, afrinic,  0.1724,  0.0589