According to the line graph, from 2005-2007, the number of drug-induced deaths continued to rise. the numbers for each year are, roughly, 35,000, 40,000, 40,000. what is the mean of these statistics?

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right