Table:
2018
1976

percent

british columbia
17.9
12.0

saskatchewan
17.4
29.2

alberta
17.2
18.1

ontario
15.5
10.5

canada
15.3
12.2

prince edward island
15.3
20.0

manitoba
14.2
13.9

nova scotia
13.3
10.6

quebec
13.3
10.0

new brunswick
11.2
10.6

newfoundland and labrador
8.6
12.0

In this table image, are there any merged cells? If so, describe their locations using the JSON format {'top-left':(X, Y), 'bottom-right':(Z, W)}, where (X, Y) and (Z, W) indicate the (row_id, column_id) of top-left and bottom-right cells in the merged regions, respectively. Note that the X, Y, Z, W all start from 1.

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