6.5band
The provided diagram enumerates various origins of complaints, as well as the average time spent resolving these issues over a period of 5 years starting from 2000 to 2004. Overall, the criticism dominantly came from the public, and the authorities’ problem-solving efficiency was represented by a fluctuation, though the final result was an improvement.
Regarding the cause of dissatisfaction, it is clear that the public accounted for 63% of the complaints, which made i...