date, RIR, IPv4 adoption, IPv6 adoption
20220201, afrinic,  0.1778,  0.0613
20220201, lacnic,  0.3893,  0.4250
20220201, arin,  0.2340,  0.2006
20220201, apnic,  0.2269,  0.1922
20220201, ripencc,  0.5126,  0.3349