Rank	Countries/Territories	Count	Percent
1	United States	352	38.2%
2	China	289	31.4%
3	Germany	127	13.8%
4	India	14	1.5%
5	Iran, Islamic Republic of	14	1.5%
6	Palestine, State of	14	1.5%
7	Netherlands	14	1.5%
8	Japan	12	1.3%
9	Canada	10	1.1%
10	Korea, Republic of	9	1%
11	France	8	0.9%
12	Russia	8	0.9%
13	Switzerland	7	0.8%
14	Australia	6	0.7%
15	Ireland	5	0.5%
16	United Kingdom	5	0.5%
17	Argentina	4	0.4%
18	Cyprus	4	0.4%
19	Ukraine	3	0.3%
20	Pakistan	2	0.2%
21	Singapore	2	0.2%
22	Sweden	2	0.2%
23	Chile	2	0.2%
24	Hong Kong	2	0.2%
25	Italy	1	0.1%
26	Belgium	1	0.1%
27	Brazil	1	0.1%
28	Taiwan	1	0.1%
29	New Zealand	1	0.1%
30	Norway	1	0.1%