| date | ugeo | obsValue |
|---|---|---|
| 2003 | Austria | 3.24 |
| 2008 | Austria | 3.44 |
| 2012 | Austria | 3.31 |
| 2008 | Belgium | 2.02 |
| 2012 | Belgium | 2.03 |
| 2003 | Bulgaria | 1.44 |
| 2008 | Bulgaria | 2.34 |
| 2012 | Bulgaria | 1.99 |
| 2013 | Bulgaria | 2.48 |
| 2003 | Switzerland | 1.3 |
| 2003 | Cyprus | 0.96 |
| 2008 | Cyprus | 1.42 |
| 2012 | Cyprus | 2.3 |
| 2003 | Czech Republic | 1.08 |
| 2008 | Czech Republic | 1.82 |
| 2012 | Czech Republic | 2.09 |
| 2013 | Czech Republic | 2.11 |
| 2003 | Germany | 1.74 |
| 2008 | Germany | 1.61 |
| 2003 | Estonia | 1.23 |
| 2008 | Estonia | 4.42 |
| 2012 | Estonia | 3.76 |
| 2003 | Spain | 1.56 |
| 2008 | Spain | 1.66 |
| 2012 | Spain | 1.6 |
| 2003 | Finland | 1.1 |
| 2008 | Finland | 1.11 |
| 2012 | Finland | 1.21 |
| 2003 | Croatia | 0.37 |
| 2008 | Croatia | 0.92 |
| 2012 | Croatia | 0.92 |
| 2013 | Croatia | 1.01 |
| 2003 | Hungary | 1.86 |
| 2008 | Hungary | 1.53 |
| 2012 | Hungary | 1.67 |
| 2003 | Italy | 2.46 |
| 2008 | Italy | 2.93 |
| 2003 | Lithuania | 0.99 |
| 2008 | Lithuania | 1.73 |
| 2012 | Lithuania | 1.9 |
| 2013 | Lithuania | 1.31 |
| 2003 | Latvia | 0.75 |
| 2008 | Latvia | 1.83 |
| 2012 | Latvia | 1.56 |
| 2013 | Latvia | 0.69 |
| 2003 | Netherlands | 2.38 |
| 2008 | Norway | 1.04 |
| 2012 | Norway | 1.03 |
| 2003 | Poland | 1.72 |
| 2008 | Poland | 2.36 |
| 2012 | Poland | 2.36 |
| 2013 | Poland | 2.11 |
| 2003 | Portugal | 0.74 |
| 2008 | Portugal | 1.75 |
| 2012 | Portugal | 1.44 |
| 2013 | Portugal | 0.63 |
| 2003 | Romania | 1.7 |
| 2008 | Romania | 2.98 |
| 2012 | Romania | 3.5 |
| 2013 | Romania | 3.05 |
| 2008 | Serbia | 0.53 |
| 2012 | Serbia | 0.79 |
| 2013 | Serbia | 0.74 |
| 2003 | Sweden | 1.18 |
| 2012 | Sweden | 0.72 |
| 2013 | Sweden | 0.67 |
| 2003 | Slovenia | 2.45 |
| 2008 | Slovenia | 2.01 |
| 2012 | Slovenia | 2.26 |
| 2003 | Slovakia | 1.24 |
| 2008 | Slovakia | 1.02 |
| 2012 | Slovakia | 1.06 |
| 2008 | Turkey | 0.66 |
| 2003 | United Kingdom | 0.77 |
| 2008 | United Kingdom | 1.17 |
| 2012 | United Kingdom | 1.11 |
| 2003 | Belgium | 1.36 |
| 2013 | Cyprus | 0.51 |
| 2008 | Denmark | 1.84 |
| 2012 | Denmark | 1.96 |
| 2013 | Denmark | 0.64 |
| 2003 | France | 1.96 |
| 2008 | France | 1.98 |
| 2012 | France | 2.08 |
| 2003 | Luxembourg | 1.33 |
| 2008 | Luxembourg | 1.09 |
| 2012 | Luxembourg | 1.05 |
| 2013 | Luxembourg | 1.04 |
| 2003 | Malta | 1.32 |
| 2008 | Malta | 1.54 |
| 2012 | Malta | 1.38 |
| 2003 | Norway | 0.57 |
| 2008 | Sweden | 0.34 |
| 2013 | Slovakia | 0.47 |
| 2003 | Turkey | 0.69 |
| 2012 | Turkey | 0.66 |