All India Consumer Price Index Number for Industrial Workers (CPI-IW) on base 2001=100 for the month of January, 2011 increased by 3 points and stood at 188 (one hundred and eighty eight).
During January, 2011, the index recorded an increase of 11 points each in Bhopal and Jamshedpur centres, 10 points each in Amritsar, Bangalore and Chandigarh centres, 8 points in Haldia centre, 7 points each in Nasik, Kodarma and Ghaziabad centres, 6 points in 2 centres, 5 points in 4 centres, 4 points in 12 centres, 3 points in 15 centres, 2 points in 8 centres and 1 point in 7 centres. The index decreased by 4 points in Godavarikhani centre, 1 point in 9 centres, while in the remaining 11 centres the index remained stationary.
The maximum increase of 11 points each in Bhopal and Jamshedpur centres is mainly on account of Housing Index and increase in the prices of Rice, Wheat Atta, Milk, Goat Meat, Onion, Vegetable & Fruit items, Petrol, etc. The increase of 10 points in Amritsar, Banglore and Chandigarh centres is due to Housing Index and increase in the prices of Rice, Wheat, Wheat Atta, Onion, Vegetable & Fruit items, Electricity Charges, Petrol, etc. The increase of 8 points in Haldia centre is due to Housing Index and increase in the prices of Eggs, Onion, etc. However, the decrease of 4 points in Godavarikhani centre is the outcome of decrease in the prices of Rice, Vegetable & Fruit items, etc.
The indices in respect of the six major centres are as follows :
| 1 | Ahmedabad | 183 |
| 2 | Bangalore | 196 |
| 3 | Chennai | 172 |
| 4 | Delhi | 173 |
| 5 | Kolkata | 180 |
| 6 | Mumbai | 187 |
The All-India (General) point to point rate of inflation for the month of January, 2011 is 9.30% as compared to 9.47% in December, 2010. Inflation based on Food Index is 10.22% in January, 2011 as compared to 7.98% in December, 2010.