Producer prices saw a slight decline in April as coal and agricultural products grew less expensive. 

The Bank of Korea said Friday that the producer price index for all commodities and services posted 120-point-24 in April, down one tenth of a percent from the previous month.

From a year prior, the index rose zero-point-nine percent. 

The prices of agricultural, forestry and fishery products decreased one-point-five percent in April from a month earlier.

Prices of industrial goods declined zero-point-three percent on-month in April, with the prices of coal and petroleum products slipping two-point-six percent. 

Gas, water and electricity prices increased zero-point-four percent.

Meanwhile, the domestic supply price index, calculated on the basis of producer prices and import prices, decreased zero-point-six percent on-month in April.