Rank	Countries/Territories	Count	Percent
1	United States	579	43.3%
2	China	468	35%
3	Germany	83	6.2%
4	Malaysia	31	2.3%
5	Norway	25	1.9%
6	India	17	1.3%
7	France	16	1.2%
8	Japan	15	1.1%
9	Sweden	15	1.1%
10	Canada	14	1%
11	Netherlands	12	0.9%
12	United Kingdom	10	0.7%
13	Cyprus	6	0.4%
14	Hong Kong	6	0.4%
15	Australia	5	0.4%
16	Iran, Islamic Republic of	4	0.3%
17	Romania	4	0.3%
18	Russia	3	0.2%
19	Singapore	3	0.2%
20	Spain	3	0.2%
21	Mongolia	2	0.1%
22	Taiwan	2	0.1%
23	Ukraine	2	0.1%
24	Ireland	2	0.1%
25	Italy	2	0.1%
26	Indonesia	2	0.1%
27	Latvia	2	0.1%
28	Korea, Republic of	1	0.1%
29	Argentina	1	0.1%
30	Greece	1	0.1%
31	Switzerland	1	0.1%