| Views | |
| PER: 2011 Volume 14 No 1 | 152 |
| November 2012 | December 2012 | January 2013 | March 2013 | April 2013 | May 2013 | |
| PER: 2011 Volume 14 No 1 | 22 | 26 | 24 | 4 | 19 | 20 |
| Views | |
| United States of America | 64 |
| Germany | 20 |
| China | 19 |
| South Africa | 19 |
| Canada | 12 |
| Russian Federation | 7 |
| Japan | 3 |
| Ukraine | 3 |
| United Kingdom | 2 |
| Czech Republic | 1 |
| Views | |
| Toronto | 12 |
| Potchefstroom | 11 |
| Redwood City | 11 |
| Beijing | 10 |
| Sayreville | 4 |
| Seattle | 4 |
| La Jolla | 3 |
| Bellevue | 2 |
| Johannesburg | 2 |
| Ashburn | 1 |