Historical Prices: ENAGAS
| 04/30/2008 | 19.500 | 1.72% | 19.610 | 19.170 | 19.230 |
| 04/29/2008 | 19.170 | 1.32% | 19.310 | 18.890 | 18.910 |
| 04/28/2008 | 18.920 | -0.05% | 19.020 | 18.820 | 18.940 |
| 04/25/2008 | 18.930 | 0.85% | 19.020 | 18.710 | 18.870 |
| 04/24/2008 | 18.770 | -0.69% | 18.960 | 18.570 | 18.850 |
| 04/23/2008 | 18.900 | 1.61% | 18.940 | 18.540 | 18.560 |
| 04/22/2008 | 18.600 | -0.85% | 18.840 | 18.580 | 18.700 |
| 04/21/2008 | 18.760 | -0.85% | 19.050 | 18.690 | 18.910 |
| 04/18/2008 | 18.920 | 0.48% | 18.950 | 18.740 | 18.930 |
| 04/17/2008 | 18.830 | 0.16% | 18.940 | 18.670 | 18.840 |
| 04/16/2008 | 18.800 | 0.59% | 18.940 | 18.620 | 18.880 |
| 04/15/2008 | 18.690 | 1.47% | 18.800 | 18.460 | 18.460 |
| 04/14/2008 | 18.420 | -1.50% | 18.710 | 18.410 | 18.600 |
| 04/11/2008 | 18.700 | -1.37% | 19.090 | 18.580 | 19.010 |
| 04/10/2008 | 18.960 | 0.64% | 18.970 | 18.590 | 18.750 |
| 04/09/2008 | 18.840 | -0.26% | 18.930 | 18.740 | 18.840 |
| 04/08/2008 | 18.890 | 1.45% | 18.950 | 18.550 | 18.630 |
| 04/07/2008 | 18.620 | 0.38% | 18.840 | 18.560 | 18.640 |
| 04/04/2008 | 18.550 | 0.27% | 18.650 | 18.310 | 18.620 |
| 04/03/2008 | 18.500 | -0.86% | 18.850 | 18.470 | 18.690 |
| 04/02/2008 | 18.660 | -1.43% | 19.040 | 18.560 | 19.040 |
| 04/01/2008 | 18.930 | 0 | 19.000 | 18.750 | 19.200 |
