Table:
final consumption expenditure
gross fixed capital formation
exports of goods and services
imports of goods and services
real gross domestic product
real gross national income

percent

2001 q3 to 2008 q3
3.3
4.8
1.0
4.9
2.5
3.8

2008 q3 to 2009 q2
0.0
-18.5
-21.2
-21.4
-6.0
-11.7

2009 q2 to 2011 q2
2.7
9.4
5.4
11.8
3.1
4.8

2011 q2 to 2016 q3
1.9
-0.1
3.6
1.5
1.9
1.2

2011 q2 to 2014 q2
1.8
2.3
5.1
2.6
2.5
2.2

2014 q2 to 2016 q3
1.9
-3.1
1.6
0.1
1.2
-0.1

Statement: during the 2008-2009 recession,real gfcf declined at a quarterly annualized rate of around 20%.
Question: during the 2008-2009 recession,what percentage points did real gfcf changed?
Answer: -18.5