date, RIR, IPv4 adoption, IPv6 adoption
20230306, lacnic,  0.4127,  0.4763
20230306, afrinic,  0.2403,  0.0699
20230306, arin,  0.2902,  0.3466
20230306, apnic,  0.3295,  0.2321
20230306, ripencc,  0.5936,  0.3634