Rank	Countries/Territories	Count	Percent
1	United States	523	40.8%
2	China	326	25.4%
3	Germany	136	10.6%
4	Singapore	96	7.5%
5	France	37	2.9%
6	Canada	25	1.9%
7	Argentina	20	1.6%
8	Netherlands	20	1.6%
9	India	18	1.4%
10	Japan	15	1.2%
11	Australia	11	0.9%
12	Korea, Republic of	9	0.7%
13	Ireland	6	0.5%
14	Egypt	5	0.4%
15	Pakistan	5	0.4%
16	Sweden	5	0.4%
17	Cyprus	4	0.3%
18	Bangladesh	2	0.2%
19	Brazil	2	0.2%
20	Guatemala	2	0.2%
21	Hong Kong	2	0.2%
22	Latvia	2	0.2%
23	South Africa	2	0.2%
24	Romania	2	0.2%
25	United Kingdom	2	0.2%
26	Turkey	2	0.2%
27	Ukraine	1	0.1%
28	Russia	1	0.1%
29	Taiwan	1	0.1%
30	Mongolia	1	0.1%