date, RIR, IPv4 adoption, IPv6 adoption
20220917, arin,  0.2737,  0.3456
20220917, apnic,  0.3121,  0.2351
20220917, lacnic,  0.4079,  0.4550
20220917, afrinic,  0.1965,  0.0654
20220917, ripencc,  0.5746,  0.3584