Rank	Countries/Territories	Count	Percent
1	United States	294	44.2%
2	China	92	13.8%
3	Germany	76	11.4%
4	Japan	29	4.4%
5	India	21	3.2%
6	Italy	13	2%
7	Netherlands	12	1.8%
8	Turkey	11	1.7%
9	Romania	10	1.5%
10	Hong Kong	8	1.2%
11	Philippines	6	0.9%
12	Iran, Islamic Republic of	6	0.9%
13	Singapore	6	0.9%
14	Australia	5	0.8%
15	Canada	4	0.6%
16	France	4	0.6%
17	Indonesia	4	0.6%
18	Poland	4	0.6%
19	Sweden	4	0.6%
20	Viet Nam	4	0.6%
21	Thailand	3	0.5%
22	Norway	3	0.5%
23	Russia	3	0.5%
24	Greece	3	0.5%
25	Bulgaria	3	0.5%
26	Cyprus	3	0.5%
27	Belgium	2	0.3%
28	Colombia	2	0.3%
29	Saudi Arabia	2	0.3%
30	Portugal	2	0.3%
31	Kenya	2	0.3%
32	Korea, Republic of	2	0.3%
33	Switzerland	2	0.3%
34	Syrian Arab Republic	2	0.3%
35	Taiwan	2	0.3%
36	United Kingdom	2	0.3%
37	Spain	1	0.2%
38	Yemen	1	0.2%
39	Lithuania	1	0.2%
40	Malaysia	1	0.2%
41	Mexico	1	0.2%
42	Nepal	1	0.2%
43	Pakistan	1	0.2%
44	Serbia	1	0.2%
45	Croatia	1	0.2%
46	Hungary	1	0.2%
47	Azerbaijan	1	0.2%
48	Czech Republic	1	0.2%
49	Egypt	1	0.2%
50	Finland	1	0.2%