（2014•山西）阅读图文，简要回答所给问题
World Book Day falls on April 23every year．It was set up by the UNESCO（联合国教科文组织）in 1955to encourage people to discover the pleasure of reading．It means your teachers or parents tell you to do so．“Reading for pleasure“plays a more important role in one's growth than one's family background．
Books，magazines，newspapers and other kinds of materials can help us know more about the outside world and perfect us．However，computer games，online videos and Internet are pushing books off the shelf．Some experts believe it's a worrying trend（趋势）．Each Chinese read 0.38more books in 2013than2012but still far fewer than those in major developed countries．Even worse，many bookstores have closed their doors because many book lovers starts to buy fewer books than before．
However，many people do still prefer reading because it has been part of their life．It can benefit（使受益） people in many ways．It gives us information about other countries and places of the world．It also has a strong influence on forming our personality and makes us more intelligent．The more we read，the more we know．The more we know，the smarter we become．It's never too late to start reading．So jump into the wonderful world of books now!
71．In which of the countries does each person read more than 15books in a year？
72．Why did people set up World Book Day？
73．What are the experts worrying about？
74．Is it right that each Chinese read 0.38more books in 2012than 2011？If not，what's the result？
75．How many books did you read in 2013？What do you think of reading？
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