Prices charged by industrial producers were 17.4% higher in August 2026 than a year earlier, the National Statistical Institute says. That's up from 13.7% in July, so the rise is picking up speed again and is now close to the peak of 17.5% seen in May. Compared with July, the overall index rose 3%.

Mining and quarrying saw the sharpest annual rise, at 97.3%. Prices for electricity, heat and gas production and supply climbed 13%, while manufacturing prices rose 10.4%.

Within manufacturing, basic metals rose the most, up 29.7% on the year. Repair and installation of machinery and equipment rose 11%, and chemical products cost 10.6% more. One area got cheaper: machinery and equipment for general and special use, down 2% compared with a year ago.

Month on month, mining and quarrying prices rose 10.2%, energy and gas 5.3%, and manufacturing 1.5%. Within manufacturing in August, basic metals rose 4.4%, drinks 1.8%, and chemical products 1.6%.

Tobacco products and computers, electronics and optical products both got cheaper, down 0.4% from July. Rubber and plastic products, along with cars, trailers and semi-trailers, dropped 0.3% each.

NSI figures show the annual rise in prices has moved in waves all year. It stood at 11.3% in January, 8.4% in February and 8.1% in March. It jumped to 15.2% in April, then hit its peak in May. In June it was 17.1%. Month on month, prices rose 5.9% in January and 0.1% in February, then fell 0.8% in March. They rose 1.9% in April, then dipped 0.2% in May and 0.5% in June. In July, prices rose again, this time by 0.4%.