015 ውጤት, ካለፈው ወር ጋር ሲነፃፀር አነስተኛ ለውጥ ባመጣ ዝርዝር ውስጥ ሁለተኛ ቦታ ላይ ይቀመጣል.
The index is compiled from responses in the second half of the month from around 400 manufacturers, which indicates the direction of change compared to the previous month.