The line graph gives information about how many enquiries took in one city by Tourist Information Office between January and June in 2011.
It’s clear that, enquiries sent by phone and in person followed similar upward trends, while those by letter or email showed a reducing trend, with by telephone taking the lead in this category and by email being the least common way of sending enquiries in the city.
According to the graph, from January to March by phone patterns saw a fluctuation, while in person trends normally increased to 800, after which by letter/email trends decreased to nearly 700 from under 800. Despite maintain the same level in April, figures for by telephone grew noticeably to 1600 in June. In person patterns dramatically rose to almost 1900 in June but by letter or email trends further fell between March and May, finally it remain steady and reaching under 400 in June.
