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In August 2021, three CPI cities in North Sumatra recorded deflation,
namely Pematangsiantar 0.07 percent; Medan by 0.10 percent; and Gunung
Sitoli by 0.10 percent. Meanwhile, Sibolga inflation was 0.05 percent;
and Padangsidimpuan inflation 0.23 percent. Thus, the combined 5 CPI
cities in North Sumatra in August 2021 deflation of 0.08 percent.
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In August 2021, Medan had 0.10 percent deflation or a decline in the
Consumer Price Index (CPI) from 104.82 in July 2021 to 104.71 in August
2021. Deflation occurred due to a decline in prices from four
expenditure groups, namely the food group, beverages, and tobacco by
0.32 percent; transportation group by 0.02 percent; recreation, sports,
and culture groups by 0.16 percent; and the personal care and other
services group by 0.39 percent. On the other hand, the four expenditure
groups showed an increase in the index, namely the clothing and footwear
group by 0.08 percent; household equipment, equipment, and routine
maintenance group by 0.24 percent; health group by 0.09 percent; and the
group providing food and beverages/restaurants by 0.04 percent. The
other three groups did not experience changes in the index, namely the
housing, water, electricity, and household fuel groups; information,
communication, and financial services group; and education groups.
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The main commodities contributing to deflation during August 2021 in
Medan include red chilies, broiler chicken, cayenne pepper, green
mustard, long beans, tuna/ambu-ambu fish, and cucumbers.
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Of the 24 CPI cities on the island of Sumatra, 19 cities recorded
deflation. The highest deflation was in Bandar Lampung at 0.53 percent
with a CPI of 106.84 and the lowest was in Meulaboh at 0.03 percent with
a CPI of 109.93.
