Rank	Countries/Territories	Count	Percent
1	United States	992	44.6%
2	China	423	19%
3	Germany	172	7.7%
4	Korea, Republic of	140	6.3%
5	Netherlands	47	2.1%
6	Japan	45	2%
7	United Kingdom	44	2%
8	Canada	34	1.5%
9	France	33	1.5%
10	India	31	1.4%
11	Slovakia	26	1.2%
12	Australia	22	1%
13	Taiwan	21	0.9%
14	Spain	16	0.7%
15	Switzerland	14	0.6%
16	Brazil	13	0.6%
17	Italy	12	0.5%
18	Iran, Islamic Republic of	10	0.5%
19	Singapore	10	0.5%
20	Belgium	9	0.4%
21	Ireland	8	0.4%
22	Hong Kong	8	0.4%
23	Sweden	8	0.4%
24	Ukraine	7	0.3%
25	Viet Nam	6	0.3%
26	Cyprus	6	0.3%
27	Norway	6	0.3%
28	New Zealand	5	0.2%
29	Austria	5	0.2%
30	Russia	5	0.2%
31	Turkey	4	0.2%
32	Iceland	4	0.2%
33	Romania	4	0.2%
34	Israel	3	0.1%
35	Argentina	3	0.1%
36	Bangladesh	2	0.1%
37	Czech Republic	2	0.1%
38	Indonesia	2	0.1%
39	Oman	2	0.1%
40	Lithuania	2	0.1%
41	Macao	2	0.1%
42	Mongolia	2	0.1%
43	Saudi Arabia	2	0.1%
44	Thailand	2	0.1%
45	Morocco	1	0%
46	Malaysia	1	0%
47	Latvia	1	0%
48	Philippines	1	0%
49	Poland	1	0%
50	Qatar	1	0%
51	Nigeria	1	0%
52	Iraq	1	0%