Table:
year
total crime severity index
violent crime severity index
non-violent crime severity index

index
percent change from previous year
index
percent change from previous year
index
percent change from previous year

2006
100.0
-1
100.0
2
100.0
-2

2007
95.3
-5
97.8
-2
94.3
-6

2008
90.6
-5
95.1
-3
88.9
-6

2009
87.8
-3
94.3
-1
85.3
-4

2010
82.9
-6
89.2
-5
80.5
-6

2011
77.6
-6
85.7
-4
74.5
-8

2012
75.4
-3
81.9
-4
72.9
-2

2013
68.8
-9
73.9
-10
66.8
-8

2014
66.7
-3
70.5
-5
65.2
-2

2015r
70.1
5
75.0
6
68.2
5

2016
71.0
1
75.3
0
69.3
2

percent change 2006 to 2016
-29
..
-25
..
-31
..

Statement: the 2016 csi is 29% lower than a decade previously.
Question: compare to a decade before, what is the percentage of canada's csi has declined in 2016?
Answer: [29]