stimulated by economic changes, the amusement industry has developed rapidly in many countries. according to international association of amusement parks and attractions. In 1991, the amusement industry experienced a 6.8 percent growth in attendance world-wide with a 9.4 percent growth in pacific rim. Even mature markets, such as the united states and Europe, had growth rates of 3.9 percent and 2.0 percent. In 1993, the investment plan of the amusement industry exceed $1.2 billion,