컴퓨터수험서: when to buy in Korea — cheapest month and demand peak

컴퓨터수험서 demand is lowest in Sep and highest in Jan. Buy around Sep for the least competition; sellers prepare ads and stock before Jan. 12-month range 57.6p, year-to-year correlation 0.72 (repeats yearly), last 12 months vs prior 12: -70.3%.

Overlay up to 3.

JanFebMarAprMayJunJulAugSepOctNovDecCheapest monthDemand peak
컴퓨터수험서1007383635056644842484965SepJan
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12-month demand calendar

Click demand over the last 36 months averaged by calendar month (max = 100).

Jan100
Feb73
Mar83
Apr63
May50
Jun56
Jul64
Aug48
Sep42
Oct48
Nov49
Dec65
Cheapest monthSepDemand peakJan
Range57.6pRepeats yearly0.72 (yes)
YoY-70.3%Path도서 > 수험서/자격증 > 컴퓨터수험서

36-month trend

202420252026

Buyers (last 12 months)

Categories women in their 20s buy most →

Age

10s1.5%
20s36.9%
30s29.4%
40s19%
50s10.8%
60+2.4%

Gender

Women50.6%
Men49.4%

Device

PC36.4%
Mobile63.6%

Data as of: 2023-10-01 ~ 2026-09-30 · NAVER Shopping Insight

How to use

1. Search a category

Type a product type to find it among 2,353 NAVER Shopping categories.

2. Read the calendar

The lowest month in the 12-month index is the time to buy; the highest is the time to sell.

3. Compare and save

Overlay up to 3 categories, download CSV or share the link.

FAQ

When is 컴퓨터수험서 cheapest to buy?

Sep, the lowest-demand month. Sellers compete harder in low months, so discounts and promotions increase.

When should sellers prepare?

One to two months before the Jan peak. Main buyers: 20s women, Mobile share 63.6%.

Data

NAVER DataLab Shopping Insight category click trend, monthly. Refreshed every month.

Index

36 months of clicks averaged by calendar month, scaled so the maximum is 100. Not an absolute comparison between categories.