How many apples are on 1 tree? #

Please help

of # of
Trees Apples
2 26
3 39
6 78
10 130
12 146
13 apples
26 apples
06 apples
10 apples

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?