

Methodology:
- Median Age: Indexed from when each country hit age 35 (China in 2013, Japan in 1986)
- Working-Age Population: Indexed from each country’s peak (China in 2015, Japan in 1995)
- Source: UN World Population Prospects 2024 (Median Variant)
- Made in Excel
Posted by Mido_Aus
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**Methodology:**
* **Median Age**: Indexed from when each country hit age 35 (China in 2013, Japan in 1986)
* **Working-Age Population**: Indexed from each country’s peak (China in 2015, Japan in 1995)
* **Source**: [UN World Population Prospects 2024 (Median Variant)](https://population.un.org/dataportal)
* Made in Excel
Are demographic charts really that predictable or there is a mandate of heaven that can save China?
The US could win the economical war by just waiting, but they chose not to