Rank	Countries/Territories	Count	Percent
1	United States	553	39.5%
2	China	387	27.7%
3	Germany	121	8.6%
4	India	81	5.8%
5	Japan	52	3.7%
6		50	3.6%
7	Singapore	20	1.4%
8	Spain	18	1.3%
9	Canada	18	1.3%
10	Netherlands	11	0.8%
11	Taiwan	11	0.8%
12	Cyprus	7	0.5%
13	France	7	0.5%
14	Australia	6	0.4%
15	Mexico	6	0.4%
16	Indonesia	6	0.4%
17	Philippines	5	0.4%
18	Turkey	4	0.3%
19	Ireland	4	0.3%
20	Italy	4	0.3%
21	Iran, Islamic Republic of	3	0.2%
22	Austria	3	0.2%
23	Honduras	3	0.2%
24	United Kingdom	3	0.2%
25	Russia	3	0.2%
26	Norway	3	0.2%
27	Sweden	2	0.1%
28	Uganda	2	0.1%
29	Hong Kong	2	0.1%
30	Israel	2	0.1%
31	Cuba	1	0.1%
32	Switzerland	1	0.1%