The weekly inflation, measured by the Sensitive Price Indicator (SPI), went up by 0.80 percent for the combined consumption groups during the week ended on December 26, the Pakistan Bureau of Statistics (PBS) reported on Friday. According to the PBS data, the SPI for the week under review in the above-mentioned group was recorded at 326.96 points as compared to 324.38 points during the past week. As compared to the corresponding week of last year, the SPI for the combined consumption group in the week under review witnessed an increase of 5.08 per cent. The weekly SPI with the base year 2015-16 =100 covers 17 urban centres and 51 essential items for all expenditure groups. The SPI for the lowest consumption group of up to Rs 17,732 witnessed increase of 0.69 per cent and went up to 321.65 points from last week’s 319.44 points. The SPI for consumption groups of Rs 17,732 to 22,888; Rs 22,889-29,517; Rs 29,518-44,175 and above Rs 44,175, increased by 0.78 percent, 0.76 percent, 0.82 percent and 0.81 percent respectively. During the week, out of 51 items, prices of 17 (33.33%) items increased, 10 (19.61%) items decreased and 24 (47.06%) items remained stable. The items, which recorded major decrease in their average prices on a week-on-week basis included onions (8.13%), potatoes (2.38%), pulse mash (1.28%), pulse gram (0.78%), bananas (0.68%), rice irri-6/9 (0.50%), eggs (0.30%) and rice basmati broken (0.15%). The commodities which recorded major increase in their average prices on week-on-week basis included chicken (22.47%), tomatoes (20.75%), sugar (2.19%), vegetable ghee 1kg (1.17%), firewood (0.95%), vegetable ghee 2.5kg (0.91%), cooking oil 5 litre (0.74%), cooked beef & mustard oil (0.69%) each, LPG (0.18%) and washing soap (0.09%). On-year basis, the commodities that witnessed decrease included wheat flour (36.20%), onions (31.21%), chilies powder (20.00%), eggs (12.89%), pulse masoor (11.18%), rice basmati broken (7.98%), diesel (7.49%), electricity charges for Q1 (6.96%), pulse mash (6.27%), bread (6.01%) and petrol (5.64%).. The commodities which recorded an increase in their average prices on year-on-year basis included tomatoes (138.53%), ladies sandal (75.09%), potatoes (61.17%), pulse gram (51.17%), pulse moong (31.51%), powdered milk (25.62%), beef (24.28%), garlic (17.27%), gas charges for q1 (15.52%), cooked daal (15.10%), shirting (14.36%) and firewood (13.14%).