Rank	Countries/Territories	Count	Percent
1	United States	319	35.2%
2	China	210	23.2%
3	Germany	114	12.6%
4		68	7.5%
5	Switzerland	26	2.9%
6	France	19	2.1%
7	Netherlands	18	2%
8	Canada	16	1.8%
9	Turkey	12	1.3%
10	United Kingdom	12	1.3%
11	Australia	10	1.1%
12	Singapore	9	1%
13	Nigeria	9	1%
14	Russia	8	0.9%
15	India	8	0.9%
16	Bangladesh	6	0.7%
17	Japan	5	0.6%
18	Ukraine	4	0.4%
19	Bulgaria	4	0.4%
20	Cyprus	3	0.3%
21	Indonesia	3	0.3%
22	Hong Kong	3	0.3%
23	Portugal	3	0.3%
24	Romania	2	0.2%
25	Latvia	2	0.2%
26	Slovakia	2	0.2%
27	Czech Republic	2	0.2%
28	Denmark	1	0.1%
29	Estonia	1	0.1%
30	Argentina	1	0.1%
31	Ireland	1	0.1%
32	Israel	1	0.1%
33	Italy	1	0.1%
34	Norway	1	0.1%
35	Philippines	1	0.1%