Rank	Countries/Territories	Count	Percent
1	United States	600	47.5%
2	China	329	26%
3	Germany	140	11.1%
4	France	39	3.1%
5	Netherlands	34	2.7%
6	Japan	17	1.3%
7	Canada	13	1%
8	Hong Kong	12	0.9%
9	Singapore	9	0.7%
10	Russia	8	0.6%
11	Spain	7	0.6%
12	Bulgaria	6	0.5%
13	Cyprus	6	0.5%
14	Argentina	4	0.3%
15	Australia	4	0.3%
16	South Africa	4	0.3%
17	Turkey	4	0.3%
18	Viet Nam	3	0.2%
19	Egypt	3	0.2%
20	India	3	0.2%
21	Mongolia	2	0.2%
22	Korea, Republic of	2	0.2%
23	Lithuania	2	0.2%
24	Ukraine	2	0.2%
25	Taiwan	2	0.2%
26	Nigeria	2	0.2%
27	Poland	2	0.2%
28	New Zealand	1	0.1%
29	United Kingdom	1	0.1%
30	Moldova, Republic of	1	0.1%
31	Morocco	1	0.1%
32	Denmark	1	0.1%