date       RIR       IPv4 adoption   IPv6 adoption
20220222   afrinic    0.1778          0.0614
20220222   apnic      0.2755          0.2250
20220222   arin       0.2350          0.2012
20220222   ripencc    0.5129          0.3370
20220222   lacnic     0.3901          0.4270