What's on the Radio?, Part 2

The above chart shows the percentage of total airtime on Classical WETA dedicated to composers 1 through N (for N = 1..50), for the year 2009 (ending on June 10th), where each composer is ranked according to the airtime dedicated to his or her music as per the previous post.

This chart shows that the top 4 composers (Mozart, Beethoven, Haydn, and Bach) account for over 25% of all airtime. Furthermore, the top 11 composers account for 50% of all airtime, and the top 50 composers account for 80% of all airtime.

The chart below is the same as the one above, but with N ranging fully from 1 to 368.