The number in each season has fluctuated between two and five.
In recent years, the number of visitors has fluctuated around 70,000.
The number will fluctuate but the fluctuations around the average are relatively small.
From 1996 to 2002, the number of people reaching the summit fluctuated between 100 and 180.
From 1922 the number of seats has fluctuated between 615 and 659.
During its short history the number of members in the league has fluctuated.
The exact number is unknown, and would probably also fluctuate with time.
The numbers of pupils fluctuated through this period, though there were at times up to 50 boys.
In the 16th century the number of alumni fluctuated from 23 to 40.
These include about 13,000 union members whose numbers fluctuate with the company's project load.