Data Interpretation Line Graphs Tests

Increase in number of hotels over previous years are as follows:
In 2004, 440 – 410 = 30
In 2005, 570 – 440 = 130
In 2006, 740 – 570 = 170
In 2008, 838 – 710 = 128
Hence, in 2006, increase in number of hotels over 2005 was highest.