On a monthly comparison basis, the industrial producer price index (PPI) fell 2.1% in December, after it rose by 0.4% in November.

Industrial producer prices on the domestic market increased by 19.9% annually and were 2.6% lower month-on-month in December.

On the non-domestic market, the PPI rose by 8.8% on year and dipped 1.3% on month in December.