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88娱乐城
According to preliminary West Virginia Office of Miners' Health, Safety and Training statistics, underground mines produced 63.3% of the total production.
Employment increased by 913 workers to 13,927.
Despite 2004鈥檚 increase, output still fell significantly short of past records.
"It is getting more difficult to mine coal. The seams are getting thinner and it is getting further from transportation points,鈥� West Virginia Coal Association president Bill Raney told Associated Press.
鈥淐oal today almost without exception has to be run through a preparation plant before it is shipped to market. The competition is becoming more intense from western states and from foreign countries.鈥�
