Rank	Countries/Territories	Count	Percent
1	United States	264	28.5%
2	China	152	16.4%
3	Germany	94	10.1%
4	Singapore	91	9.8%
5	Japan	87	9.4%
6	India	32	3.5%
7	Serbia	26	2.8%
8	United Kingdom	23	2.5%
9	Italy	21	2.3%
10	Korea, Republic of	14	1.5%
11	Israel	13	1.4%
12	Brazil	13	1.4%
13	Russia	13	1.4%
14	Hong Kong	12	1.3%
15	Spain	9	1%
16	Taiwan	6	0.6%
17	Romania	6	0.6%
18	Netherlands	6	0.6%
19	Canada	6	0.6%
20	Cote D'ivoire	5	0.5%
21	Turkey	5	0.5%
22	South Africa	4	0.4%
23	France	4	0.4%
24	Ireland	4	0.4%
25	Norway	3	0.3%
26	Portugal	3	0.3%
27	Tunisia	2	0.2%
28	Lithuania	2	0.2%
29	Cyprus	2	0.2%
30	Australia	1	0.1%
31	Greece	1	0.1%
32	Mexico	1	0.1%
33	Ukraine	1	0.1%
34	New Zealand	1	0.1%