Rank	Countries/Territories	Count	Percent
1	United States	336	33.1%
2	China	222	21.9%
3	Germany	90	8.9%
4	Singapore	90	8.9%
5	India	32	3.2%
6	United Kingdom	24	2.4%
7	Japan	20	2%
8	Sweden	14	1.4%
9	France	14	1.4%
10	Italy	13	1.3%
11	Romania	13	1.3%
12	Russia	11	1.1%
13	Viet Nam	10	1%
14	Canada	9	0.9%
15	Chile	7	0.7%
16	Korea, Republic of	7	0.7%
17	Thailand	7	0.7%
18	Netherlands	7	0.7%
19	Taiwan	6	0.6%
20	Australia	6	0.6%
21	Argentina	5	0.5%
22	Bulgaria	4	0.4%
23	Iran, Islamic Republic of	4	0.4%
24	Lebanon	3	0.3%
25	Israel	3	0.3%
26	Hong Kong	3	0.3%
27	Hungary	3	0.3%
28	Colombia	3	0.3%
29	Malaysia	3	0.3%
30	Mexico	3	0.3%
31	Mongolia	2	0.2%
32	Nigeria	2	0.2%
33	Slovakia	2	0.2%
34	Palestine, State of	2	0.2%
35	Turkey	2	0.2%
36	Sri Lanka	2	0.2%
37	Ukraine	2	0.2%
38	Cote D'ivoire	2	0.2%
39	Cyprus	2	0.2%
40	Denmark	2	0.2%
41	Belgium	2	0.2%
42	Brazil	2	0.2%
43	Armenia	2	0.2%
44	Iraq	2	0.2%
45	Ireland	1	0.1%
46	Georgia	1	0.1%
47	Ghana	1	0.1%
48	Libya	1	0.1%
49	Lithuania	1	0.1%
50	Austria	1	0.1%
51	Albania	1	0.1%
52	Egypt	1	0.1%
53	Czech Republic	1	0.1%
54	Uganda	1	0.1%
55	Philippines	1	0.1%
56	Spain	1	0.1%
57	Pakistan	1	0.1%
58	Jordan	1	0.1%
59	Nepal	1	0.1%