| Views | |
| PER: 1999 Volume 2 No 2 | 131 |
| November 2012 | December 2012 | January 2013 | March 2013 | April 2013 | May 2013 | |
| PER: 1999 Volume 2 No 2 | 19 | 16 | 17 | 5 | 12 | 17 |
| Views | |
| United States of America | 56 |
| China | 22 |
| South Africa | 19 |
| Russian Federation | 8 |
| Canada | 7 |
| Germany | 6 |
| Netherlands | 3 |
| Syrian Arab Republic | 3 |
| Ukraine | 3 |
| Japan | 2 |
| Views | |
| Potchefstroom | 17 |
| Beijing | 13 |
| Redwood City | 13 |
| Sayreville | 6 |
| Toronto | 6 |
| Seattle | 5 |
| La Jolla | 2 |
| Redmond | 2 |
| Cape Town | 1 |
| Dallas | 1 |