OUR STAFF REPORTER ISLAMABAD-The SPI inflation surged to 15.94 per cent in the week ending on August 25 over the same period last year for the combined income group, said the data released by Federal Bureau of Statistics (FBS), here on Saturday. The weekly-based sensitive price indicator is monitored by the bureau from the prices of 53 essential kitchen items. The FBS figures showed that the SPI-based inflation was continuously on the rise during the holy month of Ramazan. The SPI increase by 13.92 per cent for the for lowest income group earning up to Rs3, 000 per month, while for the income group (Rs 3001-5000) it has soared by 13.74 per cent during the week ended on Thursday against the same period last year. The maximum impact of SPI increase during last one year has been observed for the income group (Rs5, 001 and Rs12, 000), which rose by 19.78 per cent. An increase of 21.26 percentage points was noted in inflation for the high-income group earning more than Rs12, 001 per month. The inflation increased by 0.15 percentage points for the low income group during the week under review against the previous week, while the inflation increased by 0.12 per cent for income group (Rs3001- Rs5, 000), and it rose by 0.07 per cent for the group earning Rs5, 001- Rs12, 000 per month. Out of the sample of 53 kitchen items prices collected from 17 urban centres, 20 items showed increase in prices, only three items registered decline and the prices of 30 items remained unchanged as compared to previous week. The main items that registered increase are tomatoes, sugar, gur, onions, rice irri-6, beef, rice basmati broken, wheat average quality, red chilies, potatoes, firewood, masoor pulse washed, egg, bananas, kerosene, moong pulse washed and mash pulse washed. The prices of three items that registered decline during the week included chicken, garlic and vegetable ghee loose. However, the prices of gram pulse washed, mutton, fresh milk, mustard oil, salt powdered, petrol and diesel remained unchanged during the last week.