UPDATE 2-Mexico state oil firm Pemex posts 81 bln peso Q3 loss
* Big loss is worst showing in nearly 3 yrs; saw profit in Q2
* Indebted Pemex hit by dollar financing on peso slide
* Taxes gobble up over half of Pemex's income
By Mica Rosenberg
MEXICO CITY, Oct 27 (Reuters) - Mexico's state oil company Pemex on Thursday blamed exchange rate losses and taxes for a third-quarter loss of 81 billion Mexican pesos, its worst quarterly performance in nearly three years.
Pemex has not posted such a steep loss since the last quarter of 2008 when it suffered a loss of 115 billion pesos.
The company, which turned a profit during the first two quarters of this year, attributed the loss to the company's heavy tax burden and the peso's decline against the U.S. dollar.
"The net loss ... was the result of exchange rate losses of 49.2 billion pesos ($3.5 billion), derived from the depreciation of the peso against the dollar and the payment of taxes that represent 55 percent of total income," the company said in a statement to the Mexican stock exchange. Continuación...