It's about one-two-thousandth the number of Copies of Charles Dickens' A Tale of Two Cities Sold.
In other words, the count of Copies of Charles Dickens' A Tale of Two Cities Sold is 2,000 times 91,000.(figures as of 2015)
It's about 3,500 times the number of Countries in the European Union.
In other words, the count of Countries in the European Union is 0.0003 times 91,000.(a.k.a. EU) (2016 figures)
It's about 6,000 times the number of Living Kings and Queens.
In other words, 91,000 is 6,100 times the count of Living Kings and Queens, and the count of Living Kings and Queens is 0.00016 times that amount.(2015 figures) (distinct Monarchs)
It's about 10,000 times the number of Symphonies Composed by Beethoven.
In other words, 91,000 is 10,111.11111110 times the count of Symphonies Composed by Beethoven, and the count of Symphonies Composed by Beethoven is 0.00009890109890120 times that amount.(a.k.a. Ludwig van Beethoven)
It's about one-fifteen-thousandth the number of Users on Facebook.
In other words, the count of Users on Facebook is 15,800 times 91,000.(March, 2015 figures) (monthly active users)
It's about 20,000 times the number of Living U.S. Presidents.
In other words, the count of Living U.S. Presidents is 0.0000500 times 91,000.(a.k.a. Presidents of the United States; a.k.a. Presidents of the United States of America; a.k.a. POTUS), (2016 figures) (including current)
As of this writing, there are five living United States Presidents — President Carter, President Clinton, President Obama, and the two Presidents Bush. At no point in U.S. history have their been more than six (6) living presidents, this circumstance having occurred three times.
It's about 50,000 times the number of Escalators in the State of Wyoming.
In other words, the count of Escalators in the State of Wyoming is 0.0000200 times 91,000.(2013 figures)
There are only two escalators in the State of Wyoming (although there are apparently plenty of elevators). It is speculated that the lack of escalators is due to the older age of the buildings and the abundance of cheap land resulting in single-story structures. At the time the last count of escalators was made, the state had a population of just 576,000 people.