MONTHLY ELECTRICITY STATISTICS, March 2007 - 30

SPAIN

GWh

Mar/07

Mar/06

The last 3 months

Year-to-Date

Past Year

% change

Dec/06

Jan/07

Feb/07

Jan-Mar 2007

% change

2006

+ Combustible Fuels

12 964

-8.2%

12 726

16 439

12 759

42 162

-12.7%

180 671

62.2%

+ Nuclear

4 987

-2.6%

5 429

5 373

4 819

15 179

-2.2%

57 841

19.9%

+ Hydro

4 225

24.6%

4 381

2 561

3 535

10 321

43.0%

29 176

10.0%

+ Geoth./Wind/Solar/Other

2 317

33.0%

2 097

2 202

2 260

6 779

33.0%

22 739

7.8%

= Indigenous Production

24 493

0.5%

24 633

26 575

23 373

74 441

-2.2%

290 427

100.0%

+ Imports

468

59.2%

392

637

406

1 511

65.7%

4 519

- Exports

749

-14.7%

609

749

665

2 163

-4.9%

7 799

= Electricity Supplied

24 212

1.8%

24 416

26 463

23 114

73 789

-1.3%

287 147

Period

Date

- Electricity production was 24 493 GWh in March 2007.

- This was higher by 118 GWh, or 0.5 %, compared to March 2006.

- This was an increase of 1 120 GWh, or 4.8 %, compared to the previous month.

- Hydro production showed the most significant percentage change compared to the previous month with

an increase of 19.5 %, or 690 GWh.

- Total production for the year-to-date was 74 441 GWh. Comparing this to the same period last year shows that:

- Total production was lower by 1 696 GWh, or 2.2 %.

- Hydro production showed the largest percentage change by fuel type, being 43 % higher.

- Trade volume increased by 488 GWh, or 15.3 %.

Electricity Production Compared to Previous Year

'Year to Date' Comparison of Production by Fuel Type

COUNTRY NOTES:

Geoth./Wind/Solar/Other production is estimated by the IEA Secretariat.

Includes the Canary Islands.

INTERNATIONAL ENERGY AGENCY