Luxembourg (3)
<1992>4.91992>
<2000>4.82000>
<2012>5.62012>
Turkey (5)
<1992>1992>
<2000>2000>
<2012>4.92012>
United Kingdom (150)
<1992>4.51992>
<2000>4.32000>
<2012>4.12012>
Belgium (27)
<1992>4.71992>
<2000>4.72000>
<2012>3.82012>
Denmark (38)
<1992>7.81992>
<2000>5.02000>
<2012>3.22012>
Netherlands (2)
<1992>1992>
<2000>3.62000>
<2012>3.22012>
Germany (136)
<1992>4.21992>
<2000>3.42000>
<2012>2.82012>
Poland (48)
<1992>1.81992>
<2000>2.02000>
<2012>2.32012>
France (188)
<1992>2.21992>
<2000>2.42000>
<2012>2.12012>
Cyprus (8)
<1992>1992>
<2000>1.92000>
<2012>1.82012>
Lithuania (27)
<1992>1.91992>
<2000>1.62000>
<2012>1.82012>
Slovakia (15)
<1992>2.11992>
<2000>1.82000>
<2012>1.72012>
Estonia (53)
<1992>1.51992>
<2000>1.32000>
<2012>1.72012>
Austria (47)
<1992>2.11992>
<2000>1.72000>
<2012>1.62012>
Bulgaria (74)
<1992>2.71992>
<2000>2.22000>
<2012>1.62012>
Montenegro (36)
<1992>1992>
<2000>2000>
<2012>1.472012>
Ireland (3)
<1992>1.31992>
<2000>1.32000>
<2012>1.22012>
Portugal (29)
<1992>1992>
<2000>2000>
<2012>1.222012>
Switzerland (6)
<1992>1.41992>
<2000>1.22000>
<2012>1.22012>
Romania (118)
<1992>1992>
<2000>1.22000>
<2012>1.22012>
the Former Yugoslav Republic of Macedonia (19)
<1992>1992>
<2000>1.12000>
<2012>1.22012>
Italy (32)
<1992>1992>
<2000>1.52000>
<2012>1.22012>
Slovenia (13)
<1992>1.11992>
<2000>1.02000>
<2012>1.12012>
Liechtenstein (12)
<1992>1.51992>
<2000>1.32000>
<2012>1.02012>
Serbia (76)
<1992>1992>
<2000>2000>
<2012>0.852012>
Kosovo* (44)
<1992>1992>
<2000>2000>
<2012>0.772012>
Croatia (38)
<1992>1992>
<2000>2000>
<2012>0.742012>
Latvia (17)
<1992>1.61992>
<2000>1.02000>
<2012>0.62012>
Bosnia and Herzegovina (23)
<1992>1992>
<2000>0.42000>
<2012>0.62012>
Sweden (108)
<1992>0.71992>
<2000>0.62000>
<2012>0.52012>
Albania (4)
<1992>1992>
<2000>1.162000>
<2012>0.372012>
Finland (84)
<1992>0.31992>
<2000>0.42000>
<2012>0.42012>
Norway (10)
<1992>0.31992>
<2000>0.32000>
<2012>0.22012>
Iceland (1)
<1992>1992>
<2000>0.02000>
<2012>0.02012>
Czech Republic (66)
<1992>3.961992>
<2000>3.22000>
<2012>2012>
Greece (14)
<1992>1992>
<2000>6.62000>
<2012>2012>
Hungary (89)
<1992>2.41992>
<2000>2.62000>
<2012>2012>
Spain (182)
<1992>1.511992>
<2000>1.952000>
<2012>2012>