date, RIR, IPv4 adoption, IPv6 adoption
20230116, lacnic,  0.4102,  0.4691
20230116, apnic,  0.3277,  0.2318
20230116, arin,  0.2880,  0.3464
20230116, afrinic,  0.1908,  0.0675
20230116, ripencc,  0.5878,  0.3673