The given graph gives information about the significant number of visitors to Cardiff and Dublin between 2010 and 2020.
Overall, it is clear that the number of visitors to Cardiff fluctuated before dramatically increase, while the number of visitors to Dublin noticeably decreased over the period.
In detail, the number of visitors to Cardiff was just under 2 million in 2011, and this figure steadily rose to over 2 million in 2013. The number of visitors to Cardiff remained stable at over 2 million between 2014 and 2015. From 2016 to 2018, the number visitors to Cardiff gradually declined to around 1,8 million. After that, this figure rapidly grew to around 5 million between 2018 and 2020.
Moreover, the number of visitors to Dublin was just under 4 million in 2011, and this number moderately decreased to around 2,2 million in 2014. Additionally, the number of visitors to Dublin slightly increased to around 2,5 million between 2015 and 2016. Then, this number noticeably dropped to 2 million from 2017 to 2020.
