Table:
2006
2007
2008
2009
2010
2011
2012
2013

percentage change

canada
-0.1
-0.2
-0.3
-0.3
-0.3
-0.2
-0.2
-0.3

newfoundland and labrador
0.1
0.6
1.2
1.8
2.3
2.9
3.3
3.2

prince edward island
-0.2
-0.5
-0.8
-0.7
-0.3
-0.4
-0.3
-0.3

nova scotia
-0.1
-0.2
-0.2
-0.2
-0.1
0.0
-0.1
-0.2

new brunswick
0.0
0.0
0.0
0.1
0.1
0.2
0.2
0.1

quebec
0.1
0.2
0.3
0.4
0.6
0.6
0.7
0.6

ontario
-0.1
-0.3
-0.5
-0.6
-0.5
-0.6
-0.6
-0.6

manitoba
-0.8
-0.9
-1.1
-1.3
-1.5
-1.4
-1.2
-1.2

saskatchewan
-0.1
0.2
0.5
0.7
0.8
0.9
0.9
0.5

alberta
-0.1
0.0
0.1
0.3
0.3
0.5
0.5
0.1

british columbia
-0.5
-0.8
-1.1
-1.4
-1.7
-1.7
-1.6
-1.7

Statement: prince edward island, ontario, manitoba and british columbia each experienced downward revisions for all of the years.
Question: list all the provinces that experienced downward revisions for all of the years.
Answer: prince edward island, ontario, manitoba, british columbia