Rank	Countries/Territories	Count	Percent
1	United States	594	42.7%
2	China	476	34.2%
3	Germany	93	6.7%
4	Japan	50	3.6%
5	Australia	41	2.9%
6	India	20	1.4%
7	Netherlands	14	1%
8	Hong Kong	13	0.9%
9	United Kingdom	13	0.9%
10	Iran, Islamic Republic of	9	0.6%
11	Ireland	9	0.6%
12	Canada	9	0.6%
13	Cyprus	6	0.4%
14	France	6	0.4%
15	Romania	6	0.4%
16	Singapore	4	0.3%
17	Poland	4	0.3%
18	Argentina	4	0.3%
19	Korea, Republic of	3	0.2%
20	Ukraine	3	0.2%
21	Thailand	2	0.1%
22	Sweden	2	0.1%
23	Russia	2	0.1%
24	Morocco	2	0.1%
25	Norway	2	0.1%
26	Italy	2	0.1%
27	Mongolia	1	0.1%
28	Taiwan	1	0.1%