Rank	Countries/Territories	Count	Percent
1	United States	627	43.5%
2	China	318	22.1%
3	Germany	184	12.8%
4	France	35	2.4%
5	Korea, Republic of	35	2.4%
6	India	22	1.5%
7	Japan	19	1.3%
8	Canada	18	1.2%
9	Netherlands	17	1.2%
10	Ukraine	17	1.2%
11	United Kingdom	17	1.2%
12	Taiwan	17	1.2%
13	Switzerland	14	1%
14	Iran, Islamic Republic of	11	0.8%
15	Indonesia	7	0.5%
16	Australia	7	0.5%
17	Brazil	6	0.4%
18	Turkey	6	0.4%
19	Hong Kong	5	0.3%
20	Norway	5	0.3%
21	Singapore	5	0.3%
22	Portugal	4	0.3%
23	Saudi Arabia	4	0.3%
24	Philippines	3	0.2%
25	Italy	3	0.2%
26	Malaysia	3	0.2%
27	Cyprus	3	0.2%
28	Cambodia	2	0.1%
29	Austria	2	0.1%
30	Hungary	2	0.1%
31	Finland	2	0.1%
32	Russia	2	0.1%
33	Spain	2	0.1%
34	Puerto Rico	2	0.1%
35	Trinidad and Tobago	2	0.1%
36	Qatar	1	0.1%
37	Sweden	1	0.1%
38	Mexico	1	0.1%
39	Mongolia	1	0.1%
40	Nigeria	1	0.1%
41	Kenya	1	0.1%
42	Lebanon	1	0.1%
43	Lithuania	1	0.1%
44	Israel	1	0.1%
45	Belgium	1	0.1%
46	Dominican Republic	1	0.1%
47	Argentina	1	0.1%