| MONTH | SiO2 | S | CL(-) | LOI | +45 µm | H2O | K2O | Na2O | pH | |
| Jan-03 | 95.6 | 0.09 | 0.10 | 1.7 | 3.2 | 0.6 | 0.60 | 0.10 | 7.0 | |
| Feb-03 | 95.2 | 0.09 | 0.10 | 1.9 | 3.7 | 0.5 | 0.69 | 0.09 | 7.7 | |
| Mar-03 | 95.3 | 0.08 | 0.09 | 1.8 | 3.4 | 0.6 | 0.62 | 0.08 | 7.5 | |
| Apr-03 | 95.1 | 0.09 | 0.10 | 1.8 | 3.4 | 0.6 | 0.72 | 0.10 | 7.8 | |
| May-03 | 92.9 | 0.16 | 0.16 | 2.4 | 4.1 | 0.7 | 1.41 | 0.19 | 7.5 | |
| Jun-03 | 94.1 | 0.10 | 0.07 | 2.3 | 3.4 | 0.6 | 0.82 | 0.10 | 7.9 | |
| Jul-03 | 94.6 | 0.09 | 0.06 | 2.4 | 4.2 | 0.7 | 0.69 | 0.08 | 7.6 | |
| Aug-03 | 95.1 | 0.11 | 0.04 | 2.3 | 3.8 | 0.8 | 0.63 | 0.09 | 7.7 | |
| Sep-03 | 95.0 | 0.10 | 0.04 | 2.3 | 3.6 | 0.6 | 0.59 | 0.07 | 7.7 | |
| Oct-03 | 94.9 | 0.10 | 0.03 | 2.3 | 4.6 | 0.7 | 0.57 | 0.07 | 7.7 | |
| Nov-03 | 94.7 | 0.10 | 0.05 | 1.9 | 3.9 | 0.6 | 0.64 | 0.10 | 7.6 | |
| Dec-03 | 94.7 | 0.12 | 0.05 | 2.0 | 3.6 | 0.6 | 0.70 | 0.11 | 8.0 | |
| AVG | 94.8 | 0.10 | 0.07 | 2.1 | 3.7 | 0.6 | 0.72 | 0.10 | 7.6 | |
| MIN | 92.9 | 0.08 | 0.03 | 1.7 | 3.2 | 0.5 | 0.57 | 0.07 | 7.0 | |
| MAX | 95.6 | 0.16 | 0.16 | 2.4 | 4.6 | 0.8 | 1.41 | 0.19 | 8.0 | |
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