Table:
type of offence
2012/2013
2013/2014
percent change in number of cases 2012/2013 to 2013/2014
difference in median length of cases 2012/2013 to 2013/2014

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

violent offences
12,792
161
11,720
166
-8
5

homicide
31
448
33
611
6
163

attempted murder
21
316
20
248
-5
-68

robbery
2,336
184
1,904
201
-18
17

sexual assault
696
252
750
256
8
4

other sexual offences
635
232
667
240
5
8

major assault
2,715
168
2,396
164
-12
-4

common assault
3,878
127
3,613
134
-7
7

uttering threats
2,029
134
1,867
143
-8
9

criminal harassment
186
163
192
174
3
11

other crimes against persons
265
203
278
184
5
-19

property offences
15,723
113
13,370
120
-15
7

theft
5,476
100
4,658
102
-15
2

break and enter
3,606
137
3,100
141
-14
4

fraud
474
131
465
115
-2
-16

mischief
2,948
108
2,489
113
-16
5

possess stolen property
2,779
111
2,294
120
-17
9

other property crimes
440
138
364
155
-17
17

administration of justice offences
4,893
84
4,290
82
-12
-2

fail to appear
281
71
246
69
-12
-2

breach of probation
128
52
117
83
-9
31

unlawfully at large
306
8
258
7
-16
-1

fail to comply with order
3,230
91
2,875
91
-11
0

other administration of justice
948
92
794
92
-16
0

other criminal code offences
2,424
148
2,160
146
-11
-2

weapons
1,555
155
1,451
147
-7
-8

prostitution
6
249
11
174
83
-75

disturbing the peace
132
102
86
103
-35
1

residual criminal code
731
141
612
153
-16
12

criminal code
35,832
127
31,540
130
-12
3

criminal code traffic offences
828
113
646
120
-22
7

impaired driving
424
79
318
116
-25
37

other criminal code traffic
404
129
328
122
-19
-7

total criminal code offences
36,660
126
32,186
130
-12
4

other federal statute offences
8,781
64
7,715
69
-12
5

drug possession
1,844
92
1,568
92
-15
0

other drug offences
718
141
662
141
-8
0

youth criminal justice act
4,542
37
3,841
42
-15
5

residual federal statutes
1,677
103
1,644
99
-2
-4

total offences
45,441
114
39,901
120
-12
6

From the provided table image, locate any cells that are merged and list their regions as {'top-left':(X, Y), 'bottom-right':(Z, W)}, with (X, Y) indicating the (row_id, column_id) of top-left cell and (Z, W) the bottom-right cell. Both the row_id and column_id start from 1.

The merged cell regions are as follows:
{'top-left':(1, 1), 'bottom-right':(2, 1)}
{'top-left':(1, 2), 'bottom-right':(1, 3)}
{'top-left':(1, 4), 'bottom-right':(1, 5)}.