| Sugarcane harvesting season | Tons of sucrose per hectare (TSH) | Tons of culms per hectare (TCH) | ||
| *r | p-value | r | p-value | |
| 1: October/2001 | 0.03 | 0.9044 | 0.11 | 0.9044 |
| 2: September/2002 | −0.32 | 0.1287 | −0.33 | 0.1166 |
| 3: August/2003 | 0.22 | 0.3239 | 0.22 | 0.3214 |
| 4: November/2004 | −0.06 | 0.7802 | −0.10 | 0.6544 |
| 5: October/2005 | −0.36 | 0.0880 | −0.3872 | 0.0679 |
| Average | −0.2998 | 0.0011 | −0.2936 | 0.0014 |