function drawVisualization() {
  var data = google.visualization.arrayToDataTable([['Country', 'Number'],
['Canada', 18],
['Brazil', 4],
['Italy', 3],
['France', 6],
['Slovakia', 1],
['Ireland', 2],
['Argentina', 3],
['Venezuela', 2],
['Malawi', 1],
['Australia', 12],
['Iran', 1],
['Indonesia', 1],
['Singapore', 1],
['Norway', 1],
['unknown(place)', 1],
['Slovenia', 1],
['Germany', 16],
['Belgium', 5],
['China', 1],
['Poland', 8],
['Spain', 4],
['Ukraine', 4],
['Netherlands', 2],
['Bosnia', 1],
['Greece', 1],
['Denmark', 3],
['Philippines', 1],
['Finland', 9],
['United States', 119],
['Sweden', 9],
['Belarus', 1],
['Hungary', 2],
['Switzerland', 1],
['New Zealand', 1],
['Russia', 9],
['Thailand', 1],
['Romania', 1],
['Greenland', 1],
['Honduras', 1],
['Portugal', 1],
['Estonia', 4],
['South Africa', 2],
['United Kingdom', 13],
['Austria', 1],
['Vietnam', 1],
['unknown(Western Earthern Republics)', 1],
['unknown(space)', 1],
['Japan', 1],
['South Korea', 1]]);

  var options = {};
  options["height"] = '700px';
  options["width"] = '1500px';
  var geomap = new google.visualization.GeoMap(
      document.getElementById('visualization'));
  geomap.draw(data, options);
}