I just noticed that many currencies have very low values in the global market.

I looked into the data and found that the weakest currencies in the world mostly come from countries facing economic crises.
Lebanese Pound (LBP), for example, is worth up to 89,751 per US dollar.
Iranian Rial (IRR) is at 42,112 per dollar.
Vietnamese Dong (VND) is at 26,040 per dollar.
There are also the Lao Kip, Indonesian Rupiah, Uzbek Sum, and many others.

What’s interesting is that most of the world's weakest currencies result from common factors such as high inflation rates, political instability, reliance on commodity exports, and a lack of foreign investment.
Lebanon is experiencing a severe economic crisis, with the Lebanese Pound losing over 90% of its value in the parallel market.
Iran has endured long-standing economic sanctions.
Many Southeast Asian countries still heavily depend on agriculture.

Generally, the weakest currencies reflect the different economic health of each country.
Countries with high inflation, high debt, and weak economic structures tend to see their currencies continuously depreciate.
Meanwhile, countries with good management, low inflation, and high investment tend to see their currencies strengthen.
This data is useful to follow for anyone interested in global economics.