The growth rate of eight infrastructure sectors -- coal, crude oil, natural gas, refinery products, fertilisers, steel, cement and electricity -- was 2.9 per cent in December 2015.
It stood at 4.9 per cent in November 2016.
The core sectors, which contribute 38 per cent to the total industrial production, expanded 5 per cent in April - December 2016 compared to 2.6 per cent growth in the same period last financial year, according to data released by the commerce and industry ministry today.
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Coal output declined by 4.4 per cent in December 2016 from 5.3 per cent in the same month previous year. Similarly, electricity generation too dipped by 6 per cent as compared to 8.8 per cent in December 2015.