the income of four coffees in New York over last year

The line graph indicates the revenue of four cafes in New York over the previous year, namely the tea room, internet express, wi-fi cafe, cafe cool. Overall, there is a considerable fluctuation in income of both cafes over the period shown. However, the tea room witnessed a downward trend while the other three experienced the gradual growth in revenue. It can be seen that the tea room’s revenue reached the highest at about $160. 000 of four cafes in January. In the winter months, that figure dropped rapidly in vicinity of $50. 000 in last month of the year. By constract, the income of the other three received a climb by vary degrees. In the January-November period, the revenue of cafe cool not only stably went up but also achieved the highest in most months in comparison with that of cafe cool and wi-fi cafe. Nevertheless, the last of year, the income of wi-fi cafe rocketed to a peak of approximately $190. 000, followed up were internet express and cafe cool at about $130. 000 and $120. 000