Some interested statistic about miners nationality based on software downloads
Systems
Country Android Linux Macintosh Unknown Windows Total
1. United States 3 0 12 143 916 1,074
2. Germany 1 0 0 153 183 337
3. Italy 0 1 2 4 208 215
4. United Kingdom 0 0 1 0 175 176
5. Russia 1 0 0 7 130 138
The full scope is
here Misleading info.
They're scrypt miners, not Bitcoin miners. (Since you posted this in Bitcoin section I'm assuming you are talking about Bitcoin miners?)