Given the task definition and input, reply with output. In this task, you're given passages that contain mentions of a time duration related quesry and we are supposed to write answer to a question that involves event “frequency", which refers to how often an event is likely to be repeated. For example, "taking showers" typically occurs ~5 times a week, "going to saturday market" usually happens every few weeks/months, etc. 
 Note that a lot of the questions could have more than one correct answers. We only need a single most-likely answer. Please try to keep your "answer" as simple as possible. Concise and simple "answer" is preferred over those complex and verbose ones.  

Sentence: It has been revealed that Southampton has the worst behaved secondary schools within the UK. With suspension rates three times the national average, the suspension rate is approximately 1 in every 14 children, the highest in the country for physical or verbal assaults against staff. 
Question: How many times the national average are the suspension rates at Southampton's secondary schools?

three