date, RIR, IPv4 adoption, IPv6 adoption
20230401, apnic,  0.3302,  0.2323
20230401, afrinic,  0.2392,  0.0707
20230401, lacnic,  0.4602,  0.4797
20230401, ripencc,  0.5985,  0.3670
20230401, arin,  0.2831,  0.3471