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The producer price index (PPI) fell 4.6% year-on-year in September, following a 4.1% decrease in August. Prices fell for the seventh month in a row. 

Prices in the domestic market decreased 3.2% annually in September and those in the foreign market fell 6.4%. On a month-on-month basis, producer prices fell 0.4% in September, following a 0.5% decrease in the previous month.