The line graph illustrates the index of foreign visitors to three different areas of an unspecified country in Europe between 1987 and 2007.
Overall, although there was a negligible drop in the initial years, the number of foreign tourists that visited the coast experienced a significant increase, while the number of tourists visiting the mountains increased marginally but continuously. The quantity of visitors to the lakes saw a drop at the end of the given period; however, before this happened, the number of these visitors had undergone a slight increase.
The number of visitors to the coast first dropped in the initial years but started to increase significantly after the drops. The starting point of the index of those visitors was at 40 thousand, and in 1992, it dropped moderately to about 35 thousand and surged to approximately 85 thousand at the end of the period.
The number of visitors to the lakes started the period with a significant increase, followed by a moderate drop. Started at 10 thousand and surged to about 75 thousand before experiencing a sudden drop to 50 thousand.
The number of visitors to the mountains constituted 20 thousand in 1987 and grew significantly to just above 20 thousand in 2007.