_id	year	month	country_from	city_to	count
1	2022	1	Vietnam	Incheon	14
2	2022	2	Vietnam	Incheon	37
3	2022	3	Vietnam	Incheon	50
4	2022	4	Vietnam	Incheon	15
5	2022	5	Vietnam	Incheon	40
6	2022	6	Vietnam	Incheon	76
7	2022	7	Vietnam	Incheon	106
8	2022	8	Vietnam	Incheon	68
9	2022	9	Vietnam	Incheon	56
10	2022	10	Vietnam	Incheon	32
11	2022	11	Vietnam	Incheon	44
12	2022	12	Vietnam	Incheon	72