Rank	Countries/Territories	Count	Percent
1	United States	585	40.9%
2	China	449	31.4%
3	Germany	141	9.9%
4	Singapore	53	3.7%
5	Japan	25	1.7%
6	France	25	1.7%
7	Sweden	20	1.4%
8	United Kingdom	15	1%
9	Ukraine	13	0.9%
10	Korea, Republic of	11	0.8%
11	Netherlands	9	0.6%
12	Canada	9	0.6%
13	Italy	9	0.6%
14	Argentina	8	0.6%
15	Cyprus	7	0.5%
16	Switzerland	6	0.4%
17	Greece	5	0.3%
18	India	4	0.3%
19	Algeria	4	0.3%
20	Russia	4	0.3%
21	Libya	4	0.3%
22	Ireland	3	0.2%
23	Iran, Islamic Republic of	2	0.1%
24	Australia	2	0.1%
25	Bangladesh	2	0.1%
26	Malaysia	2	0.1%
27	Morocco	2	0.1%
28	Poland	2	0.1%
29	Taiwan	2	0.1%
30	Turkey	2	0.1%
31	Norway	1	0.1%
32	Chile	1	0.1%
33	Georgia	1	0.1%
34	Israel	1	0.1%