In the January to September period, industrial output adjusted for working days went down by 4.2 per cent from twelve months back, said a press release of the institute on Friday.
Industrial output diminished in several main industries in September.
Output fell most in the electrical and electronics industry, by 9.3 per cent, according to the statistics.
Among main industries, output increased by most, or by close on 15 per cent, in the chemical industry. In the forest industry, output also grew by 0.7 per cent from one year ago.