Why is Kuwait dollar so high?

Could you elaborate on why the value of the Kuwait dollar remains so high? Is it due to the country's strong economic fundamentals, such as its robust oil sector and stable government? Or does it stem from external factors, like the country's currency peg to the US dollar? Additionally, how does this high value impact Kuwait's trade and economic relationships with other nations? Understanding the reasons behind the Kuwait dollar's elevated status would provide valuable insights into the country's economic landscape.