The graph shows the number of visitors to four international museums between 1980 and 2015.

The graph above represents the recorded customer traffic at four international museums from 1980 to 2015. There are two places with an upward trend, the Louvre and the Vatican the former one with a small increased of approximately 2 million tourists the latter with the highest from 4 million to almost 10 million reaching the same traffic as the Louvre in 2015. The Shenzhen location maintains quite the same people visit comparing the first and the last year, however, there had been flattened u-shaped curve during the time. In London, the science museum had the lowest amount of interest over time, it started at 4 million and finished with half of the volume with a negative tendency each period.