The bar charts compare actual and target performances in terms numbers of passenger’s journeys complaints and proportion of services arriving on time from 1999 to 2003.
Overall, it is clear that the proportion of services increased, whereas the number of complaints experienced a downward trend with some fluctuations. Both actual and target performances had the same numbers in terms of complaints of passengers.
In 1999, the proportion of servies being on time in actual and target performances were 85% and 90% respectively. Both of them declined until 2001. Then, actual performance grew to 85%, whereas target one experienced an upward trend to 87% with a slight difference with the actual performance. At the end of the period, both charts increased, reaching 88% and 90% respectively.
In terms of the number of complaints of passengers, in 1999, both performances experienced the same number of complaints at 5.5 per thousand passengers. In the next decades, these numbers rose in the same way until 2001, reaching its peak at 7.1. Then these numbers declined dramatically in the same way until the end.