Table:
0
A
B
C
D
E
1
Number of Shares
Average Price (a)
Average Life (years) (b)
Aggregate Intrinsic Value
2
Outstanding at March 31, 2018
1,894
$12.90
-
-
3
Options granted
-
-
-
-
4
Options exercised
(326)
13.11
-
$1,944
5
Options cancelled/forfeited
(122)
13.22
-
295
6
Outstanding at March 31, 2019
1,446
$12.82
3.29
$6,528
7
Exercisable at March 31, 2019
1,347
$12.70
3.08
$6,253

Questions and formulas:
Question: What is the percentage change in the average price between March 31, 2018 and 2019?
Formula: (C7 - C2)/C2 
Formula2: (C7 - C2)/C2 
Level: Calculation