_id	year	month	country_from	city_to	count
1	2010	1	Thailand	Incheon	1
2	2010	2	Thailand	Incheon	56
3	2010	3	Thailand	Incheon	71
4	2010	4	Thailand	Incheon	1
5	2010	5	Thailand	Incheon	30
6	2010	6	Thailand	Incheon	3
7	2010	7	Thailand	Incheon	12
8	2010	8	Thailand	Incheon	20
9	2010	9	Thailand	Incheon	50
10	2010	10	Thailand	Incheon	17
11	2010	11	Thailand	Incheon	9
12	2010	12	Thailand	Incheon	70