Rank	Countries/Territories	Count	Percent
1	United States	192	38%
2	Germany	111	22%
3	China	94	18.6%
4	India	16	3.2%
5	Canada	14	2.8%
6	United Kingdom	9	1.8%
7	Australia	9	1.8%
8	Viet Nam	8	1.6%
9	Ireland	6	1.2%
10	Taiwan	4	0.8%
11	Serbia	4	0.8%
12	Spain	4	0.8%
13	Netherlands	3	0.6%
14	Algeria	3	0.6%
15	Cyprus	2	0.4%
16	Norway	2	0.4%
17	Iran, Islamic Republic of	2	0.4%
18	Sweden	2	0.4%
19	Korea, Republic of	2	0.4%
20	Kuwait	2	0.4%
21	Singapore	2	0.4%
22	Slovakia	2	0.4%
23	Thailand	2	0.4%
24	United Arab Emirates	2	0.4%
25	South Africa	1	0.2%
26	Japan	1	0.2%
27	Poland	1	0.2%
28	Portugal	1	0.2%
29	France	1	0.2%
30	Costa Rica	1	0.2%
31	Argentina	1	0.2%
32	Albania	1	0.2%