The bar graphs illustrate the actual percentage of buses arriving on time, and the target set by the bus company. It also present the number of complaints per thousands journeys made by the passengers from 1990 to 2002.
Overall, it can be seen that the percentage of buses actual arriving time increased at the end of the period, while the proportion of passengers complaints also increased after fluctuation.
In 1990, the real arrival time of buses was 83%, which was lower than the target set by company (84%). Later it decreased to 82%, while the actual target was 85% in 1993. The actual arrival schedule of buses increased to 86% at the end of the 2002, while the target was 85%.
On the other hand, the number of complaints per 1000 passengers fluctuated in those years. In 1990, around 60% of passengers complaint against the bus services. These complaints rose to 100% by 1993. The number of complaints by passenger journeys increased around 125% in 2002.
