An index value above 50 shows expansion in the manufacturing sector, while a value under 50 signals contraction. 

Among the sub-indices that comprise the PMI, the production volume index fell compared to the previous month, but still signals an expansion in production.

The new orders index also fell but the order stock was over the long-term average.

Delivery times were slightly longer than in the previous month, the sub-index was last above the 50-point threshold for an extended period in April 2015.

Purchased stocks were down in March after expanding in the last two months.

The employment index was down compared to February but employment still expanded in March.