The number of full-length movies taken on film per year is public. It averages at 35. For the length of stock needed for taking such movie there exits factors in the movie industry.
From this one may calculate the area of film to be made for this.
Concerning intermediate film: As movies today are postprcessed digitally the need for such is nihil.
Concerning print film: How many new movies are still released on film? In how many copies? How many old movies are reprinted?