The line graph demonstrates how much income earned from tourism ( in billion US dollars ) in different countries from 1960 to 2010
Overall, the income from tourism in four countries generally increased over the given period and Europe had the highest amount of tourism income
In 1960, the amount of money earned from tourism by the Americas was 10 billions dollars while Africa didn’t receive any income from this field. Since 1980 to 2005 , The Americas earned 120 billions dollars and Africa’s tourist income slightly grew. It always remained stable at about 10 billions dollars. Tourist income between the Americas and Africas had the same speed of raising in 2010.
At the beginning of the period, thanks to tourism, Europe earned 20 billions dollars, the impressed number among other countries. Asia and Pacific had no income from tourism at this year so its income was quite smaller than Europe received. Both of two countries tourist income rose over the period 1985-2005. It was different from other regions, the income in Europe which was 400 billions dollars slightly fluctuated. At this time, The amount of money in Asia and Pacific was 180 billions dollars. It meant this region’s tourist income gradually reached a peak. In 2010, beside the significant income of asia and pacific was 250 billions dollars, Europe just earned under 400 billions dollars.