| Country | Start | Mean | Min | Max | SD | ADF | p-value |
| Austria | 1999 | 0.685 | 0.602 | 0.735 | 0.034 | −1.797 | 0.382 |
| Belgium | 1999 | 0.980 | 0.840 | 1.101 | 0.071 | −1.821 | 0.371 |
| Cyprus | 2008 | 0.645 | 0.489 | 0.746 | 0.064 | −2.083 | 0.252 |
| Estonia | 2011 | 0.052 | 0.034 | 0.072 | 0.010 | −1.157 | 0.695 |
| Finland | 1999 | 0.413 | 0.299 | 0.491 | 0.046 | −1.766 | 0.398 |
| France | 1999 | 0.685 | 0.566 | 0.892 | 0.094 | 0.622 | 0.990 |
| Germany | 1999 | 0.682 | 0.587 | 0.830 | 0.069 | 0.443 | 0.985 |
| Greece | 2001 | 1.142 | 0.973 | 1.653 | 0.182 | −0.905 | 0.778 |
| Ireland | 1999 | 0.463 | 0.246 | 1.085 | 0.264 | −2.506 | 0.114 |
| Italy | 1999 | 1.104 | 1.031 | 1.233 | 0.055 | −0.960 | 0.770 |
| Luxembourg | 1999 | 0.096 | 0.055 | 0.209 | 0.053 | −0.223 | 0.933 |
| Malta | 2008 | 0.658 | 0.549 | 0.750 | 0.049 | −1.398 | 0.585 |
| Netherlands | 1999 | 0.544 | 0.453 | 0.668 | 0.061 | −0.185 | 0.933 |
| Portugal | 1999 | 0.704 | 0.501 | 1.116 | 0.165 | 1.686 | 1.000 |
| Slovakia | 2009 | 0.386 | 0.258 | 0.503 | 0.073 | −1.288 | 0.638 |
| Slovenia | 2007 | 0.300 | 0.219 | 0.477 | 0.070 | −0.989 | 0.759 |
| Spain | 1999 | 0.500 | 0.355 | 0.721 | 0.094 | −0.051 | 0.953 |