Rank	Countries/Territories	Count	Percent
1	United States	237	34%
2	China	190	27.2%
3	Germany	96	13.8%
4	India	48	6.9%
5	Japan	16	2.3%
6	Canada	11	1.6%
7	Korea, Republic of	9	1.3%
8	Australia	8	1.1%
9	Netherlands	8	1.1%
10	Singapore	7	1%
11	Cyprus	7	1%
12	Ecuador	7	1%
13	France	7	1%
14	United Kingdom	6	0.9%
15	South Africa	4	0.6%
16	Switzerland	4	0.6%
17	Ireland	4	0.6%
18	Hong Kong	3	0.4%
19	Indonesia	2	0.3%
20	Iran, Islamic Republic of	2	0.3%
21	Italy	2	0.3%
22	Egypt	2	0.3%
23	Greece	2	0.3%
24	Taiwan	2	0.3%
25	Thailand	2	0.3%
26	Pakistan	2	0.3%
27	Malaysia	2	0.3%
28	Russia	2	0.3%
29	Philippines	1	0.1%
30	Portugal	1	0.1%
31	Oman	1	0.1%
32	Guatemala	1	0.1%
33	Denmark	1	0.1%
34	Luxembourg	1	0.1%