Created with Highcharts 4.0.0Country distribution (top 10)United States: 58.45 %China: 40.02 %North America: 0.48 %Saudi Arabia: 0.32 %France: 0.24 %Canada: 0.16 %Romania: 0.08 %Czech Repoublic: 0.08 %Japan: 0.08 %Republic of Korea: 0.08 %