Rank	Countries/Territories	Count	Percent
1	United States	271	37.3%
2	China	161	22.1%
3	Germany	57	7.8%
4	Netherlands	32	4.4%
5	Pakistan	27	3.7%
6	Australia	20	2.8%
7	Japan	14	1.9%
8	United Kingdom	13	1.8%
9	Canada	12	1.7%
10	France	11	1.5%
11	Iran, Islamic Republic of	10	1.4%
12	Ireland	8	1.1%
13	Cyprus	8	1.1%
14	Singapore	8	1.1%
15	Russia	7	1%
16	India	6	0.8%
17	Egypt	6	0.8%
18	Austria	5	0.7%
19	Colombia	4	0.6%
20	Israel	4	0.6%
21	Italy	4	0.6%
22	Turkey	4	0.6%
23	Romania	4	0.6%
24	Iraq	3	0.4%
25	Finland	2	0.3%
26	Mali	2	0.3%
27	Poland	2	0.3%
28	Saudi Arabia	2	0.3%
29	Slovakia	2	0.3%
30	Korea, Republic of	2	0.3%
31	Libya	2	0.3%
32	New Zealand	2	0.3%
33	Nigeria	2	0.3%
34	Sri Lanka	2	0.3%
35	Viet Nam	1	0.1%
36	Norway	1	0.1%
37	Malaysia	1	0.1%
38	Jordan	1	0.1%
39	South Africa	1	0.1%
40	Denmark	1	0.1%
41	Brazil	1	0.1%
42	Hong Kong	1	0.1%