The charts below show the results of a questionnaire that asked visitors to the Parkway Hotel how they rated the hotel's customer service. The same questionnaire was given to 100 guests in the years 2005 and 2010. Summarise the information by sele v.5

The pie charts illustrate the survey which promotes the rating of 100 guests to the Parkway Hotel’ customer service between 2005 and 2010 with five separate categories of attitudes. Overall, it can be clearly seen that the quality of customer service has been improve significantly in the period of five year through guest reviews. In details, although there was only 5% of visitors vote for excellent in 2005, this number was increased dramatically to exactly 28% in the year 2010. Besides that, from 15% people who voted for very poor service in 2005, it fell steadily to around 4% in next 5 year. According to the pie charts, the proportion of good service group reached a peak from 14% to about 39% during the period. However, the period between 2005 and 2010 witnessed a double decrease in the group of satisfactory. Finally, the figure for poop service category reduced by 10% from 2005 to 2010.