Table:
business
farming
professional
rental
fishing

percent

1989
4.1
-2.3
3.4
0.3
-4.9

1990
4.9
-7.0
5.0
0.1
-7.9

1991
0.5
-1.9
1.8
5.7
-2.5

1992
5.9
-1.0
3.5
9.0
7.9

1993
6.3
2.0
4.0
8.5
-3.8

1994
8.5
0.7
4.4
7.7
0.9

1995
5.8
-0.1
5.4
1.4
-3.6

1996
7.4
-0.2
2.0
3.6
-5.0

1997
7.2
-0.6
2.8
4.0
-8.6

1998
4.2
-3.5
1.8
2.6
-8.9

1999
2.1
-2.6
1.1
1.2
5.5

2000
1.0
-0.7
-0.2
-1.0
0.4

2001
1.1
1.0
-1.0
1.4
-0.6

2002
0.5
-4.0
0.1
3.6
0.9

2003
3.8
-9.0
0.8
0.0
-0.5

2004
1.4
-3.1
-0.6
-0.7
-3.0

2005
3.9
-0.2
-1.2
-1.1
-8.2

2006
1.8
-5.8
-1.3
-1.4
-6.7

2007
4.4
2.1
-1.7
-1.1
-1.1

2008
0.5
-1.2
-0.6
1.2
-7.3

2009
-1.5
-2.6
-1.9
7.7
-7.4

2010
2.2
-0.8
0.4
4.1
1.7

annual average
3.5
-1.8
1.3
2.6
-2.8

Statement: during the 2008/2009 recession, the number of self-employed people engaged in rental activities increased by about 8%.
Question: how did the number of self-employed people engaged in rental activities increased during 2008/2009 recessions?
Answer: [7.7]