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- 1999-12-24
economy: الغاز الطبيعي
- 9482
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- 1999-10-30
- 9467
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- 1999-09-26
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- 1999-09-12
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- 1999-09-07
- 9392
- 1999-08-12
- 9381
- 1999-08-01
- 9377
- 1999-07-28
- 9349
- 1999-06-30
- 9330
- 1999-06-11
- 9325
- 1999-06-06