_id	year	month	country_from	city_to	count
1	2017	1	Thailand	Incheon	22
2	2017	2	Thailand	Incheon	25
3	2017	3	Thailand	Incheon	35
4	2017	4	Thailand	Incheon	53
5	2017	5	Thailand	Incheon	1
6	2017	6	Thailand	Incheon	30
7	2017	7	Thailand	Incheon	20
8	2017	8	Thailand	Incheon	1
9	2017	9	Thailand	Incheon	1
10	2017	10	Thailand	Incheon	8
11	2017	11	Thailand	Incheon	1
12	2017	12	Thailand	Incheon	1