date       RIR       IPv4 adoption   IPv6 adoption
20220217   arin       0.2348          0.2011
20220217   afrinic    0.1777          0.0612
20220217   apnic      0.2755          0.2249
20220217   ripencc    0.5126          0.3372
20220217   lacnic     0.3894          0.4269