Rank	Countries/Territories	Count	Percent
1	United States	560	35.6%
2	China	500	31.8%
3	Germany	92	5.8%
4	Japan	63	4%
5	France	52	3.3%
6	India	25	1.6%
7		24	1.5%
8	Iran, Islamic Republic of	23	1.5%
9	Korea, Republic of	17	1.1%
10	Netherlands	17	1.1%
11	Turkey	17	1.1%
12	Italy	15	1%
13	Singapore	14	0.9%
14	Norway	14	0.9%
15	Canada	13	0.8%
16	Russia	11	0.7%
17	Hong Kong	9	0.6%
18	Ireland	8	0.5%
19	Cyprus	8	0.5%
20	Czech Republic	8	0.5%
21	Mexico	8	0.5%
22	United Kingdom	8	0.5%
23	Romania	7	0.4%
24	Argentina	7	0.4%
25	Slovakia	6	0.4%
26	Taiwan	6	0.4%
27	Ukraine	4	0.3%
28	Australia	4	0.3%
29	Israel	3	0.2%
30	Iraq	3	0.2%
31	Spain	3	0.2%
32	Sweden	3	0.2%
33	New Zealand	3	0.2%
34	Thailand	3	0.2%
35	Moldova, Republic of	2	0.1%
36	Mongolia	2	0.1%
37	Bangladesh	2	0.1%
38	Brazil	2	0.1%
39	Cambodia	2	0.1%
40	Indonesia	1	0.1%
41	Malaysia	1	0.1%
42	Philippines	1	0.1%
43	Poland	1	0.1%
44	Portugal	1	0.1%
45	South Africa	1	0.1%