date, RIR, IPv4 adoption, IPv6 adoption
20210916, afrinic,  0.1556,  0.0566
20210916, arin,  0.2195,  0.1998
20210916, ripencc,  0.4962,  0.3213
20210916, lacnic,  0.2951,  0.3839
20210916, apnic,  0.2537,  0.1452