Rank	Countries/Territories	Count	Percent
1	United States	492	52.1%
2	China	232	24.6%
3	Germany	80	8.5%
4	France	20	2.1%
5	Switzerland	15	1.6%
6	Netherlands	11	1.2%
7	Singapore	10	1.1%
8	Canada	10	1.1%
9	India	6	0.6%
10	Ireland	5	0.5%
11	Japan	5	0.5%
12	Egypt	5	0.5%
13	Turkey	5	0.5%
14	Romania	5	0.5%
15	Russia	5	0.5%
16	United Kingdom	5	0.5%
17	Mexico	4	0.4%
18	Hong Kong	3	0.3%
19	Cyprus	3	0.3%
20	Australia	3	0.3%
21	Belarus	3	0.3%
22	Georgia	2	0.2%
23	Korea, Republic of	2	0.2%
24	Lebanon	2	0.2%
25	Malaysia	2	0.2%
26	Sweden	2	0.2%
27	Ukraine	1	0.1%
28	Pakistan	1	0.1%
29	Slovakia	1	0.1%
30	Slovenia	1	0.1%
31	Spain	1	0.1%
32	Iran, Islamic Republic of	1	0.1%
33	Guatemala	1	0.1%
34	Bulgaria	1	0.1%