Rank	Countries/Territories	Count	Percent
1	United States	554	38.8%
2	China	403	28.2%
3	Germany	121	8.5%
4	India	81	5.7%
5		54	3.8%
6	Japan	52	3.6%
7	Singapore	20	1.4%
8	Spain	18	1.3%
9	Canada	18	1.3%
10	Taiwan	16	1.1%
11	Netherlands	11	0.8%
12	France	8	0.6%
13	Cyprus	7	0.5%
14	Australia	7	0.5%
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	Hong Kong	3	0.2%
25	United Kingdom	3	0.2%
26	Russia	3	0.2%
27	Norway	3	0.2%
28	Sweden	2	0.1%
29	Uganda	2	0.1%
30	Israel	2	0.1%
31	Cuba	1	0.1%
32	Switzerland	1	0.1%