Rank	Countries/Territories	Count	Percent
1	United States	510	31.2%
2	China	344	21%
3	Germany	174	10.6%
4	Netherlands	44	2.7%
5	Italy	40	2.4%
6	India	38	2.3%
7	Russia	31	1.9%
8	Taiwan	25	1.5%
9	United Kingdom	24	1.5%
10	Spain	23	1.4%
11	Japan	22	1.3%
12	Malaysia	21	1.3%
13	France	21	1.3%
14	Costa Rica	21	1.3%
15	Canada	20	1.2%
16	Viet Nam	20	1.2%
17	Mexico	18	1.1%
18	Ireland	18	1.1%
19	Australia	17	1%
20	Korea, Republic of	16	1%
21	Chile	13	0.8%
22	Czech Republic	13	0.8%
23	Brazil	12	0.7%
24	Singapore	12	0.7%
25	Turkey	10	0.6%
26	Israel	10	0.6%
27	Colombia	8	0.5%
28	Argentina	8	0.5%
29	South Africa	8	0.5%
30	Cyprus	7	0.4%
31	Bulgaria	7	0.4%
32	Portugal	6	0.4%
33	Sweden	5	0.3%
34	Ukraine	5	0.3%
35	Thailand	4	0.2%
36	Romania	4	0.2%
37	Poland	4	0.2%
38	Cambodia	4	0.2%
39	Austria	4	0.2%
40	Croatia	4	0.2%
41	Ecuador	4	0.2%
42	Hong Kong	4	0.2%
43	Hungary	3	0.2%
44	Iran, Islamic Republic of	3	0.2%
45	Malta	3	0.2%
46	Switzerland	3	0.2%
47	Serbia	2	0.1%
48	Philippines	2	0.1%
49	Uruguay	2	0.1%
50	Latvia	2	0.1%
51	Iraq	2	0.1%
52	Greece	2	0.1%
53	Finland	2	0.1%
54	Denmark	1	0.1%
55	Macao	1	0.1%
56	New Zealand	1	0.1%
57	Nigeria	1	0.1%
58	Norway	1	0.1%
59	Oman	1	0.1%
60	Peru	1	0.1%
61	Slovakia	1	0.1%