This line chart presents the trend of number of museums and number of people visiting museums from 2013 to 2015. From the chart, it is obvious to find out that the number of museums from 2013 to 2015 presents a trend of decrease and the number of people visiting museums from 2013 to 2015 also presents a trend of increase.

　　It is quite clear for us to the conclusion that the reason for this phenomenon can be attributed to the development of economy. As far as I am concerned, influences on the number of museums and number of people visiting museums by economic development mainly display in the following aspects. First and foremost, economic development results in more income for people, which in turn allows people afford the payment to visit museums. Moreover, Economic development makes museums more diversified and more abundant in quantity, which can satisfy diversified preference of people. Finally, Economic development makes government invest more on public museums, and thus make us have more chances to visit museums.