Rank	Countries/Territories	Count	Percent
1	United States	199	31.1%
2	China	118	18.4%
3	Germany	57	8.9%
4	India	43	6.7%
5	Japan	36	5.6%
6	Australia	21	3.3%
7		19	3%
8	Korea, Republic of	18	2.8%
9	Turkey	17	2.7%
10	Taiwan	16	2.5%
11	Canada	8	1.2%
12	Thailand	7	1.1%
13	Sweden	6	0.9%
14	Iran, Islamic Republic of	6	0.9%
15	Netherlands	5	0.8%
16	United Kingdom	5	0.8%
17	Singapore	4	0.6%
18	South Africa	4	0.6%
19	Nicaragua	3	0.5%
20	Ireland	3	0.5%
21	Malta	3	0.5%
22	Cyprus	3	0.5%
23	Brazil	3	0.5%
24	Indonesia	3	0.5%
25	France	3	0.5%
26	Ukraine	3	0.5%
27	Viet Nam	2	0.3%
28	Denmark	2	0.3%
29	Ethiopia	2	0.3%
30	Hong Kong	2	0.3%
31	Chile	2	0.3%
32	Malaysia	2	0.3%
33	Iraq	2	0.3%
34	Saudi Arabia	2	0.3%
35	Norway	1	0.2%
36	Romania	1	0.2%
37	Russia	1	0.2%
38	Italy	1	0.2%
39	Mexico	1	0.2%
40	Czech Republic	1	0.2%
41	Bulgaria	1	0.2%
42	Bangladesh	1	0.2%
43	Bosnia and Herzegovina	1	0.2%
44	Georgia	1	0.2%
45	Switzerland	1	0.2%