Look at the graphs below. They show the passenger volumes for five different airlines. Which airline does each sentence describe?

After a sharp fall in 2000, business recovered slightly the following year. 
Passenger volumes showed strong growth in 1999 but leveled off in 2000. 
The number of passengers decreased steadily throughout the three year period. 
Passenger volumes peaked in 2000 and then fell steadily afterwards.  
The number of passengers remained steady between 1999 and 2001.