producer price index造句

The economy's producer price index was in negative territory for more than four consecutive years to August.

Due to the price surges of crude oil, raw coal, and steel products, China's producer price index (PPI) rose by 6.6% over the same period of last year in February, hitting a 3-year high.

The producer price index, a gauge of ex-factory prices, rose 6.8% in April from a year earlier, higher than March's 5.9% rise and above the poll's median forecast of a 6.5% rise.