Rank	Countries/Territories	Count	Percent
1	United States	406	41.4%
2	China	285	29.1%
3	Germany	100	10.2%
4	Japan	37	3.8%
5	France	28	2.9%
6	Korea, Republic of	15	1.5%
7	Hong Kong	13	1.3%
8	Netherlands	12	1.2%
9	Singapore	12	1.2%
10	India	10	1%
11	Sweden	7	0.7%
12	Australia	6	0.6%
13	Turkey	5	0.5%
14	United Arab Emirates	4	0.4%
15	United Kingdom	4	0.4%
16	Brazil	4	0.4%
17	Canada	4	0.4%
18	Ireland	4	0.4%
19	Spain	3	0.3%
20	Palestine, State of	3	0.3%
21	Philippines	3	0.3%
22	Tanzania, United Republic of	2	0.2%
23	Cyprus	2	0.2%
24	Norway	2	0.2%
25	Bangladesh	2	0.2%
26	Iraq	2	0.2%
27	Lithuania	1	0.1%
28	South Africa	1	0.1%
29	Romania	1	0.1%
30	Serbia	1	0.1%
31	Ukraine	1	0.1%