Read the following premise and answer if the hypothesis is true.
The Forum Shops at Caesars (also known as simply The Forum) is a major 636000 sqft shopping mall connected to Caesars Palace on the Las Vegas Strip in Las Vegas, Nevada. Measured in terms of sales per square foot, it is the highest grossing mall in the United States.
Hypothesis: The Forum Shops has seen declining sales in its stores over the past decade.. Is the answer "Yes", "No", or "It's impossible to say"? Respond with only the answer and no additional text.
It's impossible to say
It's impossible to say. The information provided does not include data on the mall's sales trends over the past decade.