Rank	Countries/Territories	Count	Percent
1	United States	476	36.3%
2	China	411	31.3%
3	Germany	163	12.4%
4	India	29	2.2%
5		24	1.8%
6	Denmark	21	1.6%
7	France	20	1.5%
8	Japan	19	1.4%
9	Netherlands	19	1.4%
10	Singapore	18	1.4%
11	Canada	16	1.2%
12	Brazil	13	1%
13	United Kingdom	12	0.9%
14	Cyprus	9	0.7%
15	Australia	8	0.6%
16	Iran, Islamic Republic of	8	0.6%
17	Korea, Republic of	7	0.5%
18	Russia	6	0.5%
19	Hong Kong	5	0.4%
20	Spain	4	0.3%
21	Ukraine	4	0.3%
22	Poland	3	0.2%
23	Indonesia	3	0.2%
24	Bangladesh	3	0.2%
25	Chile	2	0.2%
26	Taiwan	2	0.2%
27	Italy	2	0.2%
28	Nigeria	1	0.1%
29	Norway	1	0.1%
30	Philippines	1	0.1%
31	Costa Rica	1	0.1%
32	Argentina	1	0.1%