Rank	Countries/Territories	Count	Percent
1	United States	188	39.1%
2	China	124	25.8%
3	Germany	40	8.3%
4	Canada	18	3.7%
5	Taiwan	18	3.7%
6	Brazil	17	3.5%
7	India	10	2.1%
8	Poland	7	1.5%
9	Singapore	6	1.2%
10	Japan	5	1%
11	Korea, Republic of	5	1%
12	France	5	1%
13	Cyprus	4	0.8%
14	Egypt	4	0.8%
15	Netherlands	4	0.8%
16	Italy	2	0.4%
17	Portugal	2	0.4%
18	South Africa	2	0.4%
19	Turkey	2	0.4%
20	Russia	2	0.4%
21	Ethiopia	2	0.4%
22	Chile	2	0.4%
23	Australia	2	0.4%
24	Hong Kong	2	0.4%
25	Latvia	2	0.4%
26	Ireland	1	0.2%
27	Argentina	1	0.2%
28	Ukraine	1	0.2%
29	Switzerland	1	0.2%
30	Slovakia	1	0.2%
31	Romania	1	0.2%