Rank	Countries/Territories	Count	Percent
1	United States	248	33.2%
2	China	235	31.4%
3	Germany	55	7.4%
4	Japan	42	5.6%
5	Canada	15	2%
6	Netherlands	14	1.9%
7	Iran, Islamic Republic of	13	1.7%
8	India	12	1.6%
9	Pakistan	11	1.5%
10	Taiwan	11	1.5%
11	Poland	10	1.3%
12	Singapore	10	1.3%
13	Indonesia	10	1.3%
14	Egypt	8	1.1%
15	Korea, Republic of	7	0.9%
16	United Kingdom	7	0.9%
17	Russia	5	0.7%
18	France	5	0.7%
19	Cyprus	3	0.4%
20	Bosnia and Herzegovina	3	0.4%
21	Turkey	3	0.4%
22	Thailand	2	0.3%
23	Malaysia	2	0.3%
24	Australia	2	0.3%
25	Hong Kong	2	0.3%
26	Ireland	2	0.3%
27	Hungary	1	0.1%
28	Iraq	1	0.1%
29	Belgium	1	0.1%
30	Brazil	1	0.1%
31	Argentina	1	0.1%
32	Moldova, Republic of	1	0.1%
33	Myanmar	1	0.1%
34	Philippines	1	0.1%
35	Norway	1	0.1%
36	Ukraine	1	0.1%
37	South Africa	1	0.1%