Rank	Countries/Territories	Count	Percent
1	United States	387	42.6%
2	China	274	30.1%
3	Germany	66	7.3%
4	Japan	27	3%
5	India	23	2.5%
6	France	22	2.4%
7	Canada	13	1.4%
8	Singapore	12	1.3%
9	Hong Kong	10	1.1%
10	Korea, Republic of	8	0.9%
11	Netherlands	7	0.8%
12	United Kingdom	7	0.8%
13	Sweden	6	0.7%
14	Cyprus	6	0.7%
15	Russia	5	0.6%
16	Turkey	4	0.4%
17	Argentina	4	0.4%
18	Australia	3	0.3%
19	Iran, Islamic Republic of	3	0.3%
20	Ireland	3	0.3%
21	Taiwan	3	0.3%
22	Switzerland	2	0.2%
23	Malaysia	2	0.2%
24	Brazil	2	0.2%
25	Egypt	2	0.2%
26	Czech Republic	1	0.1%
27	Mauritius	1	0.1%
28	Mongolia	1	0.1%
29	Italy	1	0.1%
30	Indonesia	1	0.1%
31	New Zealand	1	0.1%
32	Puerto Rico	1	0.1%
33	Romania	1	0.1%