How many sporting events took place in the ancient Olympics?

The first original Olympics consisted of a foot race among women. Later, a foot race for men was added. Then boxing, kick boxing, and Wrestling were added. Later, the pentathlon was added, consisting of running, long jump, discus throw, javelin throw and wrestling. At some point, events for children were included, as well as Chariot Racing. In all, the ancient Olympics had 23 different games, but no single Olympics ever included more than 20 games.