date, RIR, IPv4 adoption, IPv6 adoption
20230517, ripencc,  0.6110,  0.3708
20230517, lacnic,  0.4241,  0.2328
20230517, apnic,  0.3311,  0.2327
20230517, afrinic,  0.2455,  0.0711
20230517, arin,  0.2945,  0.3461