_id	year	month	country_from	city_to	count
1	2009	1	Thailand	Incheon	83
2	2009	2	Thailand	Incheon	40
3	2009	3	Thailand	Incheon	136
4	2009	4	Thailand	Incheon	33
5	2009	5	Thailand	Incheon	23
6	2009	6	Thailand	Incheon	89
7	2009	7	Thailand	Incheon	17
8	2009	8	Thailand	Incheon	6
9	2009	9	Thailand	Incheon	41
10	2009	10	Thailand	Incheon	15
11	2009	11	Thailand	Incheon	11
12	2009	12	Thailand	Incheon	32