Bulgaria’s industrial production decreased for the first time in five months in March, preliminary data released by the National Statistical Institute showed Thursday. Industrial production fell 3.6% on an annual basis in March, reversing the 2.7% increase seen in February. The decline was the first in the past five months. Production in the mining and quarrying sector plunged 22.7% annually in March, and manufacturing output decreased by 3.5%. There was a 4.9% annual fall in the production and supply of electricity, gas, steam and air conditioning. Industrial production dropped 2.3% compared to February, when they fell by 4.6%, the agency in Sofia said.