Rank	Countries/Territories	Count	Percent
1	United States	543	31.2%
2	China	491	28.2%
3	Germany	183	10.5%
4	Poland	92	5.3%
5	Hong Kong	77	4.4%
6	Australia	48	2.8%
7	Japan	43	2.5%
8	India	36	2.1%
9	Singapore	23	1.3%
10	France	21	1.2%
11	Switzerland	19	1.1%
12	Canada	18	1%
13	United Kingdom	17	1%
14	Spain	15	0.9%
15	Korea, Republic of	15	0.9%
16	Netherlands	14	0.8%
17	Ukraine	13	0.7%
18	Ireland	12	0.7%
19	Italy	6	0.3%
20	Cyprus	6	0.3%
21	Lithuania	5	0.3%
22	Taiwan	4	0.2%
23	Indonesia	4	0.2%
24	Hungary	4	0.2%
25	Israel	3	0.2%
26	Denmark	3	0.2%
27	Finland	3	0.2%
28	Sweden	3	0.2%
29	Mongolia	3	0.2%
30	Latvia	3	0.2%
31	Mexico	2	0.1%
32	Norway	2	0.1%
33	Russia	2	0.1%
34	Thailand	2	0.1%
35	Turkey	1	0.1%
36	Oman	1	0.1%
37	Portugal	1	0.1%
38	Chad	1	0.1%
39	Belgium	1	0.1%
40	Iran, Islamic Republic of	1	0.1%