New Delhi: Rise in the prices of petroleum products pushed up the annual wholesale price index-based inflation (WPI) rate up to 7.76 per cent for the week ended November 6.

The year-on-year inflation index rose from the previous week''s level of 7.06 per cent, even as there was a decline in the prices of primary and manufactured products, according to the data released by the ministry of commerce and industry on Friday.

According to the WPI data, the index was up 0.4 per cent to 190.3 points, despite cheaper non-food articles and some of the manufactured products, mainly food items.

The index of the primary articles'' group fell by 0.3 per cent to 192.4 points, even as food articles became costlier.

Besides costlier transport fuels and cooking gas, there was a 4 per cent hike in the price of furnace oil, which pushed up substantially the fuel, power, lights and lubricants'' group index by over 3 per cent to 291.3 points.

The manufactured products'' group index, however, fell by 0.3 per cent to 167.1 points due to cheaper food products, wood, chemicals, non-metallic minerals, and basic metals.

Among the primary articles'' group, the food articles'' group index rose by 0.2 per cent to 192.3 due to higher prices of beef and buffalo meat (8 per cent), poultry chicken (5 per cent), barley (2 per cent) and moong and ragi (1 per cent each).

Prices, however, fell in the case of arhar and bajra (2 per cent each) and maize and condiments and spices (1 per cent each).