Rank	Countries/Territories	Count	Percent
1	China	387	42.5%
2	United States	339	37.3%
3	Germany	89	9.8%
4	Russia	15	1.6%
5	Singapore	13	1.4%
6	France	13	1.4%
7	Korea, Republic of	7	0.8%
8	Netherlands	7	0.8%
9	Cyprus	6	0.7%
10	Australia	5	0.5%
11	Pakistan	4	0.4%
12	Japan	4	0.4%
13	United Kingdom	4	0.4%
14	India	3	0.3%
15	Ireland	3	0.3%
16	Argentina	2	0.2%
17	Mongolia	2	0.2%
18	Taiwan	2	0.2%
19	Ukraine	2	0.2%
20	Switzerland	1	0.1%
21	Canada	1	0.1%
22	Croatia	1	0.1%