Most questionnaires of scales focus on negative aspects of the quality of life or deficits of well-being. This small 5 item scale was developed by Ed Diener, one of the leading psychologists with special interest in subjective wellbeing. Here is his SWLS Scale (which is public domain and a great and very interesting tool!)
Below are five statements that you may agree or disgree with. Using the 1 - 7 scale below, indicate your agreement with each item by placing the appropriate number on the line preceding that item. Please be open and honest in your response.