Basketball first came out in the Olympics in 1936.The world's best basketball team is from the U.S.A. The US team has won 11 first places, 1 second place and 1 third. The famous team is “Dream Team IV”. The players all come from NBA. There are many famous basketball stars in it. Jordan is one of them. He is over forty years old now, but he still plays. Now Yao Ming and Wang Zhizhi are playing in NBA, too.

Question: How old is Jordan ?