The charts reveal the how a US bus firm performs on time and then how many complains they received from the passengers from 1999 to 2003.
Overall, what stands out from this first chart is that the actual performances was higher than the setted targets over the period , except in the 2000 when actual result fell below the expectation. As for the complaints, the number of complains showed a upward trend throughout.
With regards to how the bus performed, the requirement for bus to be punctual decreased year by year. Having sharpily dropped from 80% in 1990 to slightly more than 40% in 2000, it levelld off the subsequent two years with 2 fifths proportion, after which it reached 35 % in 2003. As for the actual performance, the 1999 was the year with the highest outcome, having more than 80 %. However, it dramatically declined into 30 % before slowly rebounding into the 76% in 2003.
When it comes to the complaints that passsengers have lodged, there is a consecutive growing tendency with a blip in 2000, reaching from 60 in 1999 to 120 in 2003.