求大神帮忙写一篇英语作文

The above table illustrates the change of　　population aged above 60,by listing the figures in four selected years and　　indicating their proportion of total population。　　It is clear that the population of people over 60 years old went up steadily from　　year 1990 to year 2013。The number rose from 98。19 million in 1990 to 136。47　　million in 2003,and continued its increase to 240 million in 2010。In 2013,it　　reached 430 million。In the meantime,it could be shown that senior citizens -　　those who are over 60 years old were gradually occupying a more and more　　significant part in the total population。In 1990,merely 8。8% of total　　population is over 60。The proportion increased to 10。2% in 2003 and then even　　went up faster。In 2010,it jumped dramatically to 18。7%,only three years　　after,the most recent figure shows that people over 60 made up 30。5% of total　　population。　　There are several reasons which cause this change。The most important ones are　　increase in people's life span and decrease in new-born babies。With the　　development of modern medical technology,people can live much longer than　　before。At the same time,young couples tend to have fewer kids,mostly only　　one。Both lead to the increasing proportion of old people in total population。　　----------------------------------------------------------------------------------------------------------------　　稍微有点长了,可适当删减。供您参考!