The number of visitors to two cities of Cardiff and Dublin over a ten-year period between 2011 and 2020 is demonstrated on the line graph below. The years and the number of travelers in million are illustrated on the horizontal and vertical axes respectively.
Overall, what stands out from the given diagram is that there was a considerable downward trend in Dublin’s visitors, while the number for Cardiff surged over the period in question.
Looking at the details, as for Dublin, the figure started at just under 4 millions, which meant that it was almost double the other one. After that, the number plummeted to above 2 millions in the next 4 years. Having recovered to approximately 3 millions in 2015, it then decreased gradually by around 1 million, to 2 millions in 2020 year on year.
In contrast, regarding Cardiff the line went in the opposite direction and witnessed a surge by the final year of the mentioned decade. The number of travelers to this city increased significantly until the year 2014. Subsequently, despite remaining stable for a year, the figure dipped at almost 1.8 millions in 2017. Finally, it rocketed to around 5 millions in 2020, causing it to become the peak of the whole period.