What is latitude where each of polar easterlies westerlies and trade winds occur?

Polar easterlies occur between the poles and approximately 60 degrees latitude, blowing from east to west. Westerlies are found between 30 and 60 degrees latitude, flowing from west to east. Trade winds are located between the equator and about 30 degrees latitude, also blowing from east to west. Each of these wind belts plays a crucial role in Earth's climate and weather patterns.