Historical Prices: ENAGAS
| 11/30/2007 | 20.580 | 4.73% | 20.790 | 19.590 | 19.700 |
| 11/29/2007 | 19.650 | 1.29% | 19.730 | 19.120 | 19.490 |
| 11/28/2007 | 19.400 | 1.09% | 19.470 | 18.810 | 19.250 |
| 11/27/2007 | 19.190 | 2.07% | 19.240 | 18.440 | 18.730 |
| 11/26/2007 | 18.800 | -0.32% | 19.320 | 18.560 | 18.980 |
| 11/23/2007 | 18.860 | -1.82% | 19.280 | 18.800 | 19.250 |
| 11/22/2007 | 19.210 | 0.95% | 19.310 | 18.890 | 19.000 |
| 11/21/2007 | 19.030 | -1.35% | 19.290 | 18.830 | 19.100 |
| 11/20/2007 | 19.290 | -1.58% | 19.690 | 19.180 | 19.670 |
| 11/19/2007 | 19.600 | -1.56% | 20.170 | 19.570 | 19.880 |
| 11/16/2007 | 19.910 | 2.42% | 20.000 | 19.330 | 19.340 |
| 11/15/2007 | 19.440 | -0.61% | 19.620 | 19.370 | 19.490 |
| 11/14/2007 | 19.560 | 1.09% | 19.770 | 19.450 | 19.520 |
| 11/13/2007 | 19.350 | -1.38% | 19.550 | 19.210 | 19.500 |
| 11/12/2007 | 19.620 | 0.10% | 19.950 | 19.480 | 19.500 |
| 11/09/2007 | 19.600 | -0.86% | 20.290 | 19.560 | 19.910 |
| 11/08/2007 | 19.770 | -1.05% | 19.940 | 19.530 | 19.750 |
| 11/07/2007 | 19.980 | 1.68% | 20.000 | 19.460 | 19.690 |
| 11/06/2007 | 19.650 | -0.66% | 19.920 | 19.570 | 19.920 |
| 11/05/2007 | 19.780 | 1.02% | 19.900 | 19.370 | 19.370 |
| 11/02/2007 | 19.580 | 0.93% | 19.720 | 19.270 | 19.360 |
| 11/01/2007 | 19.400 | -1.02% | 19.730 | 19.150 | 19.480 |
