The line graph illustrates how many visitors visited four global museums, which are located in Paris, the Vatican, London, and Shenzhen, from 1980 to 2015.
As for the Louvre and Vatican Museums, there was a huge gap in the number of visitors between them in 1980, which had the number of about 5 million and 8 million respectively. For Louvre, experienced a fluctuation in the following 35 years, which increased to approximately 9 million in 1990 and declined to above 8 million in 2000 with a continuously rising trend at nearly 9.5 million in 2015. In comparison, the Vatican museums witnessed an obvious rocket during the period, increasing from around 5m initially to a similar figure with the Louvre at the end of the period (2015).
Initially, the number of visitors started with 4 million approximately in 1980 in London Science Museum. Afterward, international visitors witnessed a slight decrease from 1985 to 1990, which decreased to almost 3 million. Furthermore, there was a plunge between 1990 to 2015, which was roughly 2 million visitors. As for Shenzhen Museum, it has nearly 4 million visitors. Subsequently, the period from 190 to 1990 represented a gradual decline, before there was a plateau at 3 million. Conversely, Shenzhen Museum had the opposite trend compared with the London Science Museum between 2000 and 2015. The number of visitors smoothly grew to 3.8million approximately.
Overall, the number of visitors to trend in Louvre, Vatican Museums, and Shenzhen Museum both illustrated an upward trend, while the London Science Museum had a downward trend.