Each of n= 2 people puts his or her name on a slip of paper (no two have the same name). The slips of paper are shu?

Each of n>= 2 people puts his or her name on a slip of paper (no two have the same name). The slips of paper are shu?ed in a hat, and then each person draws one (uniformly at random at each stage, without replacement). Find the average number of people who draw their own names