Rank	Countries/Territories	Count	Percent
1	United States	531	48.6%
2	China	229	21%
3	Germany	112	10.2%
4	India	71	6.5%
5	Japan	37	3.4%
6	Netherlands	14	1.3%
7	Egypt	13	1.2%
8	Morocco	11	1%
9	Ireland	10	0.9%
10	Korea, Republic of	7	0.6%
11	Saudi Arabia	7	0.6%
12	United Kingdom	6	0.5%
13	Australia	5	0.5%
14	Canada	4	0.4%
15	Israel	4	0.4%
16	Singapore	4	0.4%
17	Romania	3	0.3%
18	Argentina	3	0.3%
19	Cyprus	3	0.3%
20	Ecuador	2	0.2%
21	France	2	0.2%
22	Italy	2	0.2%
23	Hong Kong	2	0.2%
24	Iran, Islamic Republic of	2	0.2%
25	Spain	2	0.2%
26	Sweden	2	0.2%
27	Taiwan	2	0.2%
28	Turkey	1	0.1%
29	Indonesia	1	0.1%
30	Algeria	1	0.1%