Inflation declined to 4.61 per cent for the week ended September 9 from 4.78 per cent in the previous week, mainly due to cheaper chemicals, cement and some non-food items.
The wholesale price-based inflation stood at 4.11 per cent during the corresponding week last year.
The government revised the final inflation figure to 4.62 per cent for the week ended July 15 from provisional 4.52 per cent while the whole price index stood corrected at 203.9 points as against the earlier estimate of 203.7 points.
Primary articles group index rose by 1.6 per cent to 212 points due to increase in prices of food articles and the index was 197.2 points.
Food articles group index was up by 2.4 per cent to 215.5 points due to higher prices of fruits (12.4 per cent), moong (5 per cent), arhar (4 per cent), jowar and milk (3 per cent each), gram, condiments and spices and eggs (2 per cent each) and mutton, urad and ragi (1 per cent each).
Non-food Articles group index declined by 0.2 per cent to 187.9 points owing to lower prices of raw rubber (9 per cent) and mesta (5 per cent).
But, prices moved up for niger seed (3 per cent) and groundnut seed (1 per cent).
Fuel, power, light and lubricants group index remained unchanged at the previous week's level of 326.6 points. The index was 313.9 points a year ago.
Manufactured products group index declined by 0.1 per cent to 178 points due to cheaper chemicals, cement and machinery. The index was 171.7 points in the year ago period.
Food products group index was up by 0.2 per cent to 181.9 points due to higher prices of sunflower oil (6 per cent), hydrogenated vanaspati (4 per cent), sooji (3 per cent), gingelly oil (2 per cent), groundnut oil, maida and atta (1 per cent each). However, prices declined for imported edible oil, rice bran oil and oil cakes (1 per cent each).
Textiles group index rose by 0.2 per cent to 133.1 points due to higher prices of viscose staple fibre (3 per cent) and polyster staple fibre (1 per cent), but hessian and sacking bags became cheaper by one per cent.
Paper and paper products group index rose by 0.5 per cent to 190.7 points owing to higher prices of printing paper white (3 per cent) and cream laid woven paper (1 per cent).
Rubber and plastic products group index rose by 2.9 per cent to 149.4 points due to higher prices of pvc pipes and tubings (24 per cent), even as decorative laminates became cheaper by 4 per cent.
Chemicals and chemical products group index declined by 1.5 per cent to 192.9 points due to lower prices of epoxy resins (72 per cent), acid (7 per cent), liquid chlorine (4 per cent) and oxygen (1 per cent).
Fall in cement prices pushed up the non-metallic mineral products group index by 0.2 per cent to 188.3 points.
Basic metals alloys and metal products group index rose by 0.1 per cent to 232.5 points due to higher prices of zinc (5 per cent) and zinc ingots and lead ingots (4 per cent each)
Four per cent dip in prices of black and white TV sets pulled down the machinery and machine tools group index by 0.1 per cent to 152.8 points.