Rank	Countries/Territories	Count	Percent
1	China	510	50%
2	United States	280	27.5%
3	Germany	74	7.3%
4	Japan	39	3.8%
5	Korea, Republic of	22	2.2%
6	Ireland	11	1.1%
7	Netherlands	10	1%
8	Thailand	8	0.8%
9	Singapore	6	0.6%
10	Slovakia	6	0.6%
11	France	6	0.6%
12	Australia	5	0.5%
13	India	5	0.5%
14	Colombia	4	0.4%
15	Russia	4	0.4%
16	Taiwan	4	0.4%
17	Viet Nam	3	0.3%
18	Canada	3	0.3%
19	Hong Kong	3	0.3%
20	Norway	3	0.3%
21	Mongolia	3	0.3%
22	Cyprus	2	0.2%
23	Belgium	2	0.2%
24	Argentina	2	0.2%
25	Ukraine	2	0.2%
26	Switzerland	1	0.1%
27	Algeria	1	0.1%
28	Iran, Islamic Republic of	1	0.1%