Rank	Countries/Territories	Count	Percent
1	United States	346	33.8%
2	China	288	28.1%
3	Japan	110	10.7%
4	Germany	86	8.4%
5	Canada	23	2.2%
6		23	2.2%
7	Singapore	14	1.4%
8	Netherlands	13	1.3%
9	India	12	1.2%
10	Korea, Republic of	11	1.1%
11	United Kingdom	10	1%
12	Spain	9	0.9%
13	Switzerland	7	0.7%
14	Taiwan	7	0.7%
15	Australia	7	0.7%
16	Cyprus	5	0.5%
17	Austria	4	0.4%
18	Argentina	4	0.4%
19	Mongolia	3	0.3%
20	Iran, Islamic Republic of	3	0.3%
21	Italy	3	0.3%
22	Ukraine	3	0.3%
23	Ireland	2	0.2%
24	Israel	2	0.2%
25	Jordan	2	0.2%
26	Nepal	2	0.2%
27	Lebanon	2	0.2%
28	Thailand	2	0.2%
29	Norway	2	0.2%
30	Portugal	2	0.2%
31	Indonesia	2	0.2%
32	Greece	2	0.2%
33	Hong Kong	2	0.2%
34	Egypt	2	0.2%
35	France	2	0.2%
36	Cambodia	1	0.1%
37	Algeria	1	0.1%
38	Hungary	1	0.1%
39	Russia	1	0.1%
40	Saudi Arabia	1	0.1%
41	Turkey	1	0.1%
42	Malaysia	1	0.1%
43	Sweden	1	0.1%