date, RIR, IPv4 adoption, IPv6 adoption
20210902, arin,  0.2194,  0.1994
20210902, ripencc,  0.4932,  0.3212
20210902, afrinic,  0.1544,  0.0566
20210902, lacnic,  0.2951,  0.3826
20210902, apnic,  0.2522,  0.1451