date, RIR, IPv4 adoption, IPv6 adoption
20211225, apnic,  0.2261,  0.1919
20211225, afrinic,  0.1747,  0.0614
20211225, arin,  0.2322,  0.2003
20211225, lacnic,  0.3690,  0.4048
20211225, ripencc,  0.5078,  0.3321