Rank	Countries/Territories	Count	Percent
1	United States	444	37.3%
2	China	255	21.4%
3	Germany	156	13.1%
4	Taiwan	80	6.7%
5	Turkey	30	2.5%
6	India	26	2.2%
7	Malaysia	22	1.9%
8	Iran, Islamic Republic of	21	1.8%
9	Japan	15	1.3%
10	Norway	12	1%
11	Singapore	11	0.9%
12	Hong Kong	10	0.8%
13	Cyprus	10	0.8%
14	France	10	0.8%
15	Canada	9	0.8%
16	Australia	9	0.8%
17	Netherlands	9	0.8%
18	Pakistan	8	0.7%
19	Switzerland	7	0.6%
20	Korea, Republic of	7	0.6%
21	Egypt	6	0.5%
22	United Kingdom	5	0.4%
23	Italy	5	0.4%
24	Sweden	3	0.3%
25	Belgium	3	0.3%
26	Croatia	3	0.3%
27	Mexico	2	0.2%
28	Hungary	2	0.2%
29	Iraq	2	0.2%
30	Portugal	2	0.2%
31	Romania	2	0.2%
32	Russia	2	0.2%
33	Viet Nam	1	0.1%