date, RIR, IPv4 adoption, IPv6 adoption
20210915, afrinic,  0.1556,  0.0566
20210915, ripencc,  0.4955,  0.3201
20210915, arin,  0.2195,  0.1998
20210915, lacnic,  0.2950,  0.3836
20210915, apnic,  0.2537,  0.1452