How many video cards do you have in your country? I'm from Russia here are my numbers.
570 4gb 296
580 338
vega 56 720
vega 64 762
1060 3gb 254
1060 6gb 296
1060 mining edition 254
1070 508
1070 ti 593
1080 627
1080 ti 966
The price is a bit cheaper here (Taiwan), about 10-30$.