Rank	Countries/Territories	Count	Percent
1	United States	274	39.1%
2	China	199	28.4%
3	Germany	68	9.7%
4	Canada	15	2.1%
5	Japan	15	2.1%
6	Taiwan	15	2.1%
7	United Kingdom	11	1.6%
8	Netherlands	11	1.6%
9	France	11	1.6%
10	Brazil	10	1.4%
11	Turkey	9	1.3%
12	Cyprus	6	0.9%
13	India	6	0.9%
14	Spain	4	0.6%
15	Singapore	4	0.6%
16	Korea, Republic of	4	0.6%
17	Malaysia	3	0.4%
18	South Africa	3	0.4%
19	Thailand	3	0.4%
20	Indonesia	3	0.4%
21	Argentina	3	0.4%
22	Australia	3	0.4%
23		2	0.3%
24	Chile	2	0.3%
25	Iran, Islamic Republic of	2	0.3%
26	Israel	2	0.3%
27	Greece	2	0.3%
28	Morocco	2	0.3%
29	Peru	2	0.3%
30	Portugal	2	0.3%
31	Russia	2	0.3%
32	Ukraine	1	0.1%
33	Ireland	1	0.1%