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Population Pyramid of South Korea

This chart shows the projected changes in Korea's population by age group from 2022 to 2072, based on data from Statistics Korea.

  • Yehwan Hwang

Yehwan Hwang

04 Jun 2025
Population Pyramid of South Korea

Source

  • KOSIS(Statistics Korea, Population Projections)
Tableau Server Guide: Architecture & Core Process

Tableau Server Guide: Architecture & Core Process

When operating Tableau Server, you may encounter various technical issues, such as slow dashboard loading speeds or extract refresh failures on specific nodes. To resolve these problems based on logic rather than intuition, it is essential to accurately understand how Tableau Server works internally—specifically, its Architecture. In this post,
25 Nov 2025 3 min read
The Top 10% of Users Produce 73% of All Comments

The Top 10% of Users Produce 73% of All Comments

Naver news comment activity is far more concentrated than it appears. According to a 2020 SBS analysis, the top 10% of users produced 73% of all comments, and the top 1% accounted for 25%. Most users contributed very little, resulting in a structure where a small group drives the majority
17 Nov 2025 1 min read
Using Treemap Chart in Tableau

Using Treemap Chart in Tableau

Treemap chart is a highly efficient way to display data within a limited space. By leveraging the size and color of each rectangle, it communicates both proportion and pattern at once, while clearly visualizing hierarchical relationships within the data. In this post, we’ll explore how to use treemap charts
11 Nov 2025 4 min read
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