| Views | |
| Generalized political exchange : preliminary considerations | 44 |
| August 2012 | October 2012 | November 2012 | December 2012 | January 2013 | February 2013 | March 2013 | |
| Generalized political exchange : preliminary considerations | 3 | 3 | 9 | 8 | 12 | 6 | 3 |
| Views | |
| China | 11 |
| United States of America | 6 |
| Italy | 4 |
| Russian Federation | 3 |
| Views | |
| Beijing | 8 |
| Romeo | 6 |
| Cagliari | 3 |
| Moscow | 3 |
| Voghera | 1 |