Time | Tree Type | N | Mean Resin | Std. Dev. | Min | Max |
March 27 | NA | 13 | 3.4 | 0.2 | 0.2 | 11.0 |
| AA | 15 | 5.1 | 5.4 | 0.0 | 20.7 |
| NI | 16 | 3.3 | 3.2 | 0.0 | 10.4 |
| AI | 16 | 2.5 | 2.2 | 0.5 | 8.0 |
| C | 24 | 2.8 | 2.6 | 0.0 | 10.7 |
May 1 | NA | 13 | 7.7 | 6.0 | 2.0 | 18.9 |
| AA | 15 | 8.4 | 9.1 | 1.0 | 33.0 |
| NI | 16 | 6.2 | 5.4 | 0.2 | 16.9 |
| AI | 16 | 5.7 | 5.0 | 0.7 | 17.2 |
| C | 24 | 7.5 | 5.1 | 0.3 | 23.2 |
June 11 | NA | 13 | 10.6 | 5.9 | 3.0 | 18.9 |
| AA | 15 | 9.4 | 6.8 | 0.1 | 22.5 |
| NI | 16 | 8.2 | 6.6 | 1.0 | 26.0 |
| AI | 16 | 8.1 | 7.0 | 0.2 | 29.0 |
| C | 24 | 7.4 | 5.1 | 0.0 | 19.0 |
Aug. 27 | NA | 13 | 19.3 | 10.3 | 3.5 | 35.5 |
| AA | 15 | 18.9 | 11.8 | 3.5 | 41.0 |
| NI | 16 | 14.5 | 9.0 | 1.5 | 34.0 |
| AI | 16 | 13.3 | 8.0 | 4.9 | 33.5 |
| C | 24 | 16.3 | 8.6 | 2.5 | 40.0 |
Nov. 12 | NA | 13 | 6.9 | 5.9 | 0.8 | 18.6 |
| AA | 15 | 7.7 | 8.3 | 0.3 | 32.2 |
| NI | 16 | 6.1 | 4.9 | 0.5 | 15.5 |
| AI | 16 | 4.2 | 2.7 | 1.1 | 9.2 |
| C | 24 | 6.9 | 4.7 | 0.5 | 17.5 |