The bar chart compares the yearly number of different rentals and sales of film in one certain store from 2002 to 2011. Overall the number of rentals and VHS sales decreased, while the trend for DVD and Blue-ray sales saw a considerable rise. Annual number of DVD sales recorded the highest number in 2007, whereas the smallest trend throughout the period belonged to Blu-ray sales in the same year.
Focusing on the decreases first, the number of film rentals fell from around 185000 to about 55000 between 2002 and 2011. Film sales of VHS declined from some 85000 in 2002 to approximately 10000 in 2005, and were not sold untill 2011.
Talk about the increases, the number DVD sales increased from roughly 45000 to nearly 180000 during the given period with experiencing the biggest number ( somewhere around 215000) in 2007. Although Blue-ray sales of films was not in the sale until 2007, it appeared as just about 5000 in this year and rose to estimately 15000 in 2011.