date, RIR, IPv4 adoption, IPv6 adoption
20220107, arin,  0.2324,  0.2004
20220107, afrinic,  0.1753,  0.0614
20220107, apnic,  0.2265,  0.1920
20220107, lacnic,  0.3694,  0.4056
20220107, ripencc,  0.5085,  0.3321