Rank	Countries/Territories	Count	Percent
1	United States	556	39.2%
2	China	453	31.9%
3	Germany	152	10.7%
4	France	38	2.7%
5	Russia	26	1.8%
6	Egypt	25	1.8%
7	Japan	24	1.7%
8	Singapore	14	1%
9	Netherlands	13	0.9%
10	Hong Kong	12	0.8%
11	Ukraine	11	0.8%
12	Australia	10	0.7%
13	Canada	10	0.7%
14	Cyprus	9	0.6%
15	Korea, Republic of	9	0.6%
16	United Kingdom	9	0.6%
17	Mongolia	6	0.4%
18	Sweden	6	0.4%
19	Switzerland	5	0.4%
20	Norway	4	0.3%
21	Argentina	4	0.3%
22	Ireland	3	0.2%
23	India	3	0.2%
24	Iran, Islamic Republic of	2	0.1%
25	Israel	2	0.1%
26	Malaysia	2	0.1%
27	Denmark	2	0.1%
28	Romania	2	0.1%
29	Saudi Arabia	2	0.1%
30	Turkey	2	0.1%
31	Slovenia	2	0.1%
32	Austria	1	0.1%