Table:
province/territory
2013/2014
2014/2015
percent change in number of cases 2013/2014 to 2014/2015
difference in median length of cases 2013/2014 to 2014/2015

number
median length of case
number
median length of case
percent
days

canada
40,374
120
32,835
120
-19
0

newfoundland and labrador
503
120
356
163
-29
43

prince edward island
168
50
148
29
-12
-21

nova scotia
1,036
113
1,053
127
2
14

new brunswick
768
92
651
79
-15
-13

quebec
7,868
141
6,548
141
-17
0

ontario
14,681
120
11,341
122
-23
2

manitoba
3,129
148
2,667
141
-15
-7

saskatchewan
3,782
79
3,653
64
-3
-15

alberta
5,727
127
4,076
125
-29
-2

british columbia
2,315
117
2,054
117
-11
0

yukon
75
155
63
129
-16
-26

northwest territories
140
86
84
68
-40
-18

nunavut
182
72
141
72
-23
0

Statement: the northwest territories reported the largest percentage decline in the country, with a 40% decrease in the number of completed youth cases.
Question: the northwest territories reported the largest percentage decline in the country, how many percent of decrease in the number of completed youth cases?
Answer: [40]