date, RIR, IPv4 adoption, IPv6 adoption
20231127, ripencc,  0.6526,  0.3746
20231127, apnic,  0.3440,  0.2352
20231127, lacnic,  0.4986,  0.4914
20231127, arin,  0.3109,  0.6618
20231127, afrinic,  0.2793,  0.0763