The chart below shows the information about the arriving time of bus and the number of complaints from passengers in a US bus company from 1999 to 2003.
Summarise the information by selecting and reporting the main features, and make comparisons where relevant. Write at least 150 words.
![](https://daxue-oss.koocdn.com/upload/ti/sardine/2437000-2438000/2437195/a38926dbf36541659f0967a73eff2b33.png)