| MS | 2005 | 2010 | 2015 | 2016 |
|---|---|---|---|---|
| EU28 | 2.73 | 2.72 | 2.45 | |
| Austria | 1.41 | 1.34 | 1.24 | |
| Belgium | 2.13 | 2.04 | 1.97 | |
| Bulgaria | 14.0 | 8.72 | 9.06 | |
| Croatia | 4.46 | 3.5 | 3.22 | |
| Cyprus | 7.87 | 6.25 | 5.53 | |
| Czech Republic | 4.01 | 3.82 | 3.5 | |
| Denmark | 2.21 | 1.99 | 1.52 | |
| Estonia | 7.65 | 5.52 | 4.7 | |
| Finland | 2.21 | 2.48 | 2.6 | |
| France | 3.46 | 3.19 | 2.94 | |
| Germany | 1.05 | 1.02 | 0.95 | |
| Greece | 5.95 | 5.83 | 7.56 | |
| Hungary | 4.54 | 4.57 | 4.19 | |
| Ireland | 1.68 | 1.95 | 1.16 | |
| Italy | 2.54 | 2.58 | 2.44 | |
| Latvia | 8.24 | 4.02 | 3.13 | |
| Lithuania | 5.83 | 4.78 | 2.61 | |
| Luxembourg | 0.99 | 0.89 | 0.74 | |
| Malta | 8.63 | 6.43 | 4.08 | |
| Netherlands | 1.84 | 1.59 | 1.35 | |
| Poland | 9.36 | 8.24 | 7.61 | |
| Portugal | 8.24 | 7.43 | 6.79 | |
| Romania | 6.16 | 5.31 | 4.86 | |
| Slovakia | 4.43 | 4.08 | 3.64 | |
| Slovenia | 2.27 | 2.32 | 2.24 | |
| Spain | 5.21 | 4.91 | 4.37 | |
| Sweden | 1.47 | 1.43 | 1.29 | |
| United Kingdom | 1.75 | 2.06 | 1.9 |