Rank	Countries/Territories	Count	Percent
1	United States	463	47.8%
2	China	184	19%
3	Germany	94	9.7%
4	Spain	30	3.1%
5	Japan	22	2.3%
6	Netherlands	17	1.8%
7	India	17	1.8%
8	Brazil	15	1.5%
9	Canada	14	1.4%
10	France	13	1.3%
11	Singapore	13	1.3%
12	Russia	12	1.2%
13	Norway	7	0.7%
14	Ireland	7	0.7%
15	Italy	7	0.7%
16	Argentina	6	0.6%
17	Australia	6	0.6%
18	United Kingdom	6	0.6%
19	Slovakia	5	0.5%
20	Austria	5	0.5%
21	Belgium	4	0.4%
22	Iran, Islamic Republic of	4	0.4%
23	Cyprus	3	0.3%
24	Sweden	3	0.3%
25	Switzerland	2	0.2%
26	Malaysia	2	0.2%
27	Mexico	2	0.2%
28	Bulgaria	2	0.2%
29	Czech Republic	1	0.1%
30	Hong Kong	1	0.1%
31	Taiwan	1	0.1%
32	Turkey	1	0.1%