Rank	Countries/Territories	Count	Percent
1	United States	369	29.9%
2	China	213	17.3%
3	Japan	145	11.8%
4	Germany	104	8.4%
5	Singapore	93	7.5%
6	Italy	49	4%
7	India	37	3%
8	Serbia	30	2.4%
9	United Kingdom	25	2%
10	Hong Kong	17	1.4%
11	Korea, Republic of	14	1.1%
12	Brazil	13	1.1%
13	Russia	13	1.1%
14	Israel	13	1.1%
15	Netherlands	10	0.8%
16	Spain	9	0.7%
17	Canada	8	0.6%
18	France	7	0.6%
19	Ireland	7	0.6%
20	Romania	6	0.5%
21	Taiwan	6	0.5%
22	Cote D'ivoire	5	0.4%
23	Turkey	5	0.4%
24	South Africa	4	0.3%
25	Sweden	3	0.2%
26	Norway	3	0.2%
27	Portugal	3	0.2%
28	Qatar	3	0.2%
29	Cyprus	3	0.2%
30	Chile	3	0.2%
31	Australia	2	0.2%
32	Lithuania	2	0.2%
33	Hungary	2	0.2%
34	Iran, Islamic Republic of	2	0.2%
35	Tunisia	2	0.2%
36	New Zealand	1	0.1%
37	Mexico	1	0.1%
38	Greece	1	0.1%
39	Ukraine	1	0.1%