Looking at the carbon tax rates of 26 countries, the tax can be broken into 3 pricing ranges: over US$100 per ton, US$10 to US$100 per ton, and under US$10 per ton. Uruguay has the highest rate at over US$155, followed by Liechtenstein at about US$130 and Sweden at about US$125. European countries (including Switzerland, France, and Spain) and the UK have rates that largely fall between US$10 and US$100 per ton. Emerging countries like South Africa, Colombia, Chile, Mexico and Argentina, as well as Singapore in Southeast Asia and Japan in Asia, have rates under $10. Ukraine and Poland have the lowest rates at under $1.