Daily exercise ;P

Several factors could be the reason behind such a great change .First and foremost ,with the quickened pace of economical and social developments ,people prefer using their leisure time to counterbalance the intellectual and emotional .Thus ,many museums have been built by department concerned .One more reason that might make people prefer to go to the museums is there are opened toward folks for free .It can also contribute to this consequence .

To conclude ,many reasons behind the changes of museums and visitors number .On the one hand ,people's intellectual and emotional pursuits help to contribute to this phenomenon .On the other hand ,the economic support from government helps people enjoying the meaningful free times .

The line chart above clearly illustrates that from 2013 to 2015, both the number of museums as well as people visiting them in China has increased considerably from 2013 to 2015. As the curve shows, the number of visitors has increased dramatically from 6378 to 7811, while the number of museums has also grown from 4165 to 4692.

There are several factors that could be responsible for such a great change. First and foremost, considering the quickened pace of both economic and social developments, people prefer to use their leisure time counterbalancing intellectual and emotional stress. Thus, many museums have been built by the concerned departments. Another reason that could be motivating people to go to museums is that there is free admissions.

In conclusion, there are several reasons behind the increase of not only the number of museums, but also the number of people visiting them. On one hand, people’s intellectual and emotional pursuits have contributed to this increase, on the other the economic support provided by the government helps people enjoy their meaningful free time.

(Correction from native UK English speaker)

Corrections in yellow

I don't understand what you are trying to say in green

Several factors could be the reason behind such a big change. First and foremost, with the quickening pace of economic and social developments, people prefer using their leisure time to find a balance between intellectual and cultural pursuits. Therefore, many museums have been built by department concerned. Another reason why people might prefer to go to museums is that they  offer free admission .

In conclusion,  there are many reasons behind the changes of museums and numbers of people who visit them. On the one hand, people's intellectual and emotional pursuits help to contribute to this phenomenon .On the other hand, economic support from the government helps people enjoying their free time in a more meaningful way.