Name	UN	Flag	First visit	Visits	Airports
1.	United States	check		2019-01-055 Jan 2019	3	2
2.	China	check		2019-03-011 Mar 2019	3	1
3.	Canada	check		2019-04-2525 Apr 2019	2	1
4.	Hong Kong	clear		2019-12-3030 Dec 2019	1	1