Rank	Countries/Territories	Count	Percent
1	United States	433	43%
2	Germany	208	20.7%
3	China	168	16.7%
4	Spain	23	2.3%
5	Australia	21	2.1%
6	Canada	18	1.8%
7	Japan	17	1.7%
8	Argentina	16	1.6%
9	Netherlands	12	1.2%
10	Brazil	9	0.9%
11	Korea, Republic of	8	0.8%
12	Singapore	8	0.8%
13	United Kingdom	8	0.8%
14	France	7	0.7%
15	Malaysia	5	0.5%
16	New Zealand	5	0.5%
17	Norway	4	0.4%
18	Turkey	4	0.4%
19	India	4	0.4%
20	Iran, Islamic Republic of	4	0.4%
21	Cyprus	4	0.4%
22	Hong Kong	3	0.3%
23	Pakistan	3	0.3%
24	Israel	3	0.3%
25	Poland	2	0.2%
26	Mongolia	2	0.2%
27	Greece	2	0.2%
28	Ireland	1	0.1%
29	Russia	1	0.1%
30	Italy	1	0.1%
31	Nigeria	1	0.1%
32	Ukraine	1	0.1%
33	Thailand	1	0.1%