Rank	Countries/Territories	Count	Percent
1	United States	214	25.4%
2	China	193	22.9%
3	Japan	70	8.3%
4	Australia	45	5.4%
5	Netherlands	44	5.2%
6	Germany	43	5.1%
7	Russia	32	3.8%
8	France	28	3.3%
9	South Africa	22	2.6%
10	Singapore	19	2.3%
11	Hong Kong	14	1.7%
12	Italy	11	1.3%
13	Romania	11	1.3%
14	Canada	8	1%
15	Cyprus	8	1%
16	India	7	0.8%
17	Poland	7	0.8%
18	Pakistan	7	0.8%
19	United Kingdom	7	0.8%
20	Ireland	6	0.7%
21	Mongolia	5	0.6%
22	Turkey	5	0.6%
23	Indonesia	4	0.5%
24	Bulgaria	4	0.5%
25	Viet Nam	4	0.5%
26	Sweden	3	0.4%
27	Jordan	3	0.4%
28	Peru	2	0.2%
29	Nigeria	2	0.2%
30	Norway	2	0.2%
31		2	0.2%
32	Bangladesh	2	0.2%
33	Israel	2	0.2%
34	Hungary	1	0.1%
35	Gabon	1	0.1%
36	Korea, Republic of	1	0.1%
37	Latvia	1	0.1%
38	Ukraine	1	0.1%