Total coal stocks with the thermal power stations came down to 9.6 million tonnes on March 3, 2003 from 11 million tonnes on October 1, 2002.
Total coal stocks reduced by 1.4 million tons in approximately 6 months.
( z1 reduce :ARG1 ( z2 stock :mod ( z3 coal ) :ARG2-of ( z4 total ) ) :ARG2 ( z5 mass-quantity :quant 1400000 :unit ( z6 ton ) ) :duration ( z7 approximately :op ( z8 temporal-quantity :quant 6 :unit ( z9 month ) ) ) )