Created with Highcharts 4.0.0Country distribution (top 10)China: 55.08 %United States: 38.03 %Europe: 2.97 %North America: 0.96 %Saudi Arabia: 0.86 %France: 0.67 %Japan: 0.57 %Canada: 0.48 %Netherlands: 0.19 %Czech Repoublic: 0.19 %