Europe, The thematic map shows the values of your metric by countries marked by different colors. Source: http://en.wikipedia.org/wiki/Europe
Albania, Austria, Belarus, Belgium, Bosnia and Herzegovina, Bulgaria, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein,Lithuania, Luxembourg, Macedonia, Moldova, Monaco,Netherlands, Norway, Poland, Portugal, Romania, Russia, Serbia,Slovakia, Slovenia, Spain, Sweden, Switzerland, Ukraine, United Kingdom
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39