Total Energy Consumed (MJ) | Energy Efficiency | Embodied Energy Intensity (GJ/t) | Total Exergy Consumed | Exergy Efficiency | Process Efficiency | Pollution Rate index | CO2 Emission × 1011 (g) | Energy Cost/Unit of Production | Exergy Cost/Unit of Prod. | |
2008 | 2.72 | 0.788 | 162.33 | 2,200,793.1 | 0.613 | 0.613 | 0.6302 | 0.303 | 0.006 | 5479.48 |
2009 | 4.52 | 0.862 | 139.94 | 3,847,501.3 | 0.715 | 0.715 | 0.3994 | 0.230 | 0.007 | 4303.84 |
2010 | 1.27 | 0.624 | 33.97 | 702,782.76 | 0.324 | 0.324 | 2.0871 | 0.306 | 0.029 | 12,663.58 |
2011 | 3.45 | 0.841 | 15.5 | 2,639,591.9 | 0.621 | 0.621 | 0.6095 | 0.117 | 0.065 | 5267.89 |
2012 | 4.07 | 0.854 | 2.31 | 3,042,537.2 | 0.617 | 0.617 | 0.6213 | 0.051 | 0.433 | 5291 |
Mean | 3.21 | 0.794 | 70.81 | 2,486,641.3 | 0.578 | 0.578 | 0.8695 | 0.202 | 0.108 | 6601.158 |