date, RIR, IPv4 adoption, IPv6 adoption
20211026, arin,  0.2310,  0.2000
20211026, apnic,  0.2109,  0.1485
20211026, ripencc,  0.5044,  0.3316
20211026, lacnic,  0.3010,  0.3930
20211026, afrinic,  0.1652,  0.0581