Rank	Countries/Territories	Count	Percent
1	United States	400	43.4%
2	China	275	29.9%
3	Germany	55	6%
4	Greece	27	2.9%
5	Japan	26	2.8%
6	Netherlands	14	1.5%
7	United Kingdom	14	1.5%
8	India	12	1.3%
9	Australia	12	1.3%
10	Korea, Republic of	10	1.1%
11	Canada	9	1%
12	France	9	1%
13	Indonesia	7	0.8%
14	Cyprus	6	0.7%
15	Singapore	6	0.7%
16	Ecuador	5	0.5%
17	Hong Kong	4	0.4%
18	Ireland	4	0.4%
19	Taiwan	4	0.4%
20	Sweden	3	0.3%
21	Tanzania, United Republic of	2	0.2%
22	Thailand	2	0.2%
23	Turkey	2	0.2%
24	Portugal	2	0.2%
25	Romania	2	0.2%
26	Argentina	2	0.2%
27	Bangladesh	2	0.2%
28	Brazil	2	0.2%
29	Norway	1	0.1%
30	Mongolia	1	0.1%
31	South Africa	1	0.1%