Rank	Countries/Territories	Count	Percent
1	United States	295	44.9%
2	China	199	30.3%
3	Germany	24	3.7%
4	Japan	21	3.2%
5	Iran, Islamic Republic of	16	2.4%
6	Korea, Republic of	9	1.4%
7	Indonesia	8	1.2%
8	Taiwan	8	1.2%
9	Turkey	6	0.9%
10	Singapore	6	0.9%
11	Hong Kong	6	0.9%
12	Egypt	6	0.9%
13	India	5	0.8%
14	United Kingdom	5	0.8%
15	Macao	4	0.6%
16	Mexico	3	0.5%
17	Netherlands	3	0.5%
18	Portugal	3	0.5%
19	Romania	3	0.5%
20	Russia	3	0.5%
21	United Arab Emirates	3	0.5%
22	Thailand	2	0.3%
23	Spain	2	0.3%
24	Pakistan	2	0.3%
25	Ireland	2	0.3%
26	Malaysia	2	0.3%
27	France	2	0.3%
28	Argentina	2	0.3%
29	Canada	2	0.3%
30	Chile	1	0.2%
31	Cyprus	1	0.2%
32	Czech Republic	1	0.2%
33	Italy	1	0.2%
34	Sweden	1	0.2%