Rank	Countries/Territories	Count	Percent
1	United States	289	37.3%
2	China	193	24.9%
3	Germany	90	11.6%
4	Japan	31	4%
5	France	19	2.5%
6	Canada	18	2.3%
7	India	13	1.7%
8	Ukraine	12	1.5%
9	Singapore	10	1.3%
10	Portugal	10	1.3%
11	Romania	8	1%
12	Korea, Republic of	7	0.9%
13	Peru	7	0.9%
14	Argentina	7	0.9%
15	Cyprus	6	0.8%
16	Egypt	5	0.6%
17	Netherlands	5	0.6%
18	Taiwan	4	0.5%
19	Czech Republic	4	0.5%
20	Iran, Islamic Republic of	4	0.5%
21	Australia	4	0.5%
22	Bahrain	3	0.4%
23	Colombia	3	0.4%
24	Ecuador	3	0.4%
25	Turkey	3	0.4%
26	Thailand	2	0.3%
27	Norway	2	0.3%
28	Russia	2	0.3%
29	Ireland	2	0.3%
30	Greece	2	0.3%
31	Croatia	2	0.3%
32	Chile	1	0.1%
33	Bangladesh	1	0.1%
34	Lebanon	1	0.1%
35	Malaysia	1	0.1%
36	Mexico	1	0.1%