date, RIR, IPv4 adoption, IPv6 adoption
20230426, ripencc,  0.6080,  0.3697
20230426, apnic,  0.3306,  0.2324
20230426, lacnic,  0.4231,  0.2292
20230426, arin,  0.2909,  0.3458
20230426, afrinic,  0.2422,  0.0709