| Sample Date | Fields Sampled | Sample Size | Bolls with Internal Damage | Incidence* |
| 6/14/2011 | 2 | 121 | 34 | 28% |
| 7/20/2011 | 1 | 42 | 7 | 17% |
| 7/28/2011 | 1 | 44 | 3 | 7% |
| 6/06/2012 | 3 | 45 | 4 | 9% |
| 6/19/2012 | 3 | 60 | 12 | 20% |
| 7/03/2012 | 2 | 40 | 8 | 20% |
| 7/16/2012 | 2 | 60 | 7 | 12% |