Rank	Countries/Territories	Count	Percent
1	United States	232	40.6%
2	China	157	27.4%
3	Germany	38	6.6%
4	India	18	3.1%
5	Mexico	16	2.8%
6	Korea, Republic of	14	2.4%
7	Japan	13	2.3%
8	Australia	10	1.7%
9	Netherlands	8	1.4%
10	France	8	1.4%
11	Ireland	8	1.4%
12	Taiwan	8	1.4%
13	Ukraine	7	1.2%
14	Singapore	6	1%
15	Canada	6	1%
16		3	0.5%
17	Romania	3	0.5%
18	Spain	2	0.3%
19	Serbia	2	0.3%
20	Bulgaria	2	0.3%
21	Indonesia	2	0.3%
22	Cyprus	2	0.3%
23	Egypt	2	0.3%
24	New Zealand	1	0.2%
25	Philippines	1	0.2%
26	Iran, Islamic Republic of	1	0.2%
27	Saudi Arabia	1	0.2%
28	Jordan	1	0.2%