Rank	Countries/Territories	Count	Percent
1	United States	373	42.7%
2	China	263	30.1%
3	Germany	74	8.5%
4	Japan	30	3.4%
5	France	21	2.4%
6	Singapore	15	1.7%
7	Australia	11	1.3%
8	Netherlands	10	1.1%
9	Turkey	9	1%
10	Cyprus	8	0.9%
11	Iran, Islamic Republic of	5	0.6%
12	India	5	0.6%
13	Indonesia	4	0.5%
14	Spain	4	0.5%
15	Romania	4	0.5%
16	Mongolia	4	0.5%
17	Taiwan	4	0.5%
18	Italy	3	0.3%
19	Russia	3	0.3%
20	Bangladesh	3	0.3%
21	Bulgaria	3	0.3%
22	Canada	3	0.3%
23	Ethiopia	2	0.2%
24	Ghana	2	0.2%
25	Lithuania	2	0.2%
26	Ukraine	2	0.2%
27	United Kingdom	1	0.1%
28	Sweden	1	0.1%
29	Ireland	1	0.1%
30	Israel	1	0.1%
31	Hong Kong	1	0.1%
32	Argentina	1	0.1%
33	Belgium	1	0.1%