The given bar chart illustrates how many films are produced by five different nations over a three-year period commencing from 2007.
Overall, the number of films produced by country A and country D witnessed decreases over the period shown, while that of the others increased by varying degrees. It is also clear that the number of films made in country A was consistently the highest figure.
The number of films made by country A started with the highest figure of 85 films, after which it remained unchanged at this point in 2008 before ending the period at 80 films in 2009. Undergoing a similar decreasing trend, albeit to a lesser extent, the figure for films produced in country D was 16 films in 2007, followed by a subsequent slight decrease to 9 films in 2008 and a final uptick to 14 films in 2009.
Turning to the remaining countries, country B was the second most likely to make films over the period shown, with 50 films in the first year, after which it saw a marginal increase to 52% in 2008 and reached the peak of 70 films at the end of the period. A similar pattern could be seen in the figure of films made in country C, increasing gradually from the lowest point of 8 films in 2007 to 15 films in 2008 and hitting the peak of 18 films in 2009. This represents a two-folds increase from the first year provided, which is the most pronounced change of a whole chart. Besides, country E witnessed the least change in its number of films produced, with the figure hovering around 10 films throughout the period shown.