Rank	Countries/Territories	Count	Percent
1	United States	589	39.8%
2	China	388	26.2%
3	Germany	113	7.6%
4	Sweden	84	5.7%
5	France	40	2.7%
6	Canada	31	2.1%
7	Iran, Islamic Republic of	22	1.5%
8	Malaysia	20	1.4%
9	United Kingdom	17	1.1%
10	India	16	1.1%
11	Norway	15	1%
12	Russia	15	1%
13	Ukraine	15	1%
14	Brazil	15	1%
15	Korea, Republic of	12	0.8%
16	Taiwan	10	0.7%
17	Singapore	10	0.7%
18	Netherlands	10	0.7%
19	Italy	8	0.5%
20	Cyprus	7	0.5%
21	Turkey	7	0.5%
22	Spain	5	0.3%
23	Japan	4	0.3%
24	Ghana	4	0.3%
25	Hong Kong	4	0.3%
26	Ireland	3	0.2%
27	Denmark	3	0.2%
28	Argentina	3	0.2%
29	Australia	2	0.1%
30	Georgia	2	0.1%
31	Peru	2	0.1%
32	Lithuania	2	0.1%
33	Portugal	1	0.1%
34	Israel	1	0.1%
35	Latvia	1	0.1%