Rank	Countries/Territories	Count	Percent
1	United States	304	37%
2	China	223	27.2%
3	Germany	61	7.4%
4	Netherlands	37	4.5%
5	Japan	22	2.7%
6	Australia	18	2.2%
7	Canada	17	2.1%
8	France	17	2.1%
9	United Kingdom	16	1.9%
10	Russia	15	1.8%
11	Iran, Islamic Republic of	12	1.5%
12	Taiwan	10	1.2%
13	Ireland	7	0.9%
14	India	7	0.9%
15	Cyprus	7	0.9%
16	Singapore	6	0.7%
17	Poland	4	0.5%
18	Pakistan	4	0.5%
19	Sri Lanka	4	0.5%
20	Hong Kong	4	0.5%
21	Bangladesh	3	0.4%
22	Romania	3	0.4%
23	Spain	3	0.4%
24	Qatar	2	0.2%
25	Peru	2	0.2%
26	Egypt	2	0.2%
27	Georgia	2	0.2%
28	Ghana	2	0.2%
29	Italy	2	0.2%
30	Moldova, Republic of	1	0.1%
31	Mongolia	1	0.1%
32	Argentina	1	0.1%
33	Nigeria	1	0.1%
34	Switzerland	1	0.1%