Rank	Countries/Territories	Count	Percent
1	United States	283	31.3%
2	China	217	24%
3	Germany	91	10.1%
4	Japan	35	3.9%
5	Korea, Republic of	32	3.5%
6	Canada	30	3.3%
7	India	25	2.8%
8		24	2.7%
9	Russia	20	2.2%
10	Australia	18	2%
11	Netherlands	15	1.7%
12	United Kingdom	14	1.5%
13	Switzerland	11	1.2%
14	Ireland	8	0.9%
15	France	8	0.9%
16	Malaysia	7	0.8%
17	Austria	6	0.7%
18	Cyprus	5	0.6%
19	Iran, Islamic Republic of	5	0.6%
20	Norway	4	0.4%
21	Spain	4	0.4%
22	Saudi Arabia	4	0.4%
23	Qatar	4	0.4%
24	Romania	4	0.4%
25	Singapore	3	0.3%
26	Israel	3	0.3%
27	Denmark	3	0.3%
28	Belgium	3	0.3%
29	Algeria	2	0.2%
30	Czech Republic	2	0.2%
31	Guatemala	2	0.2%
32	Italy	2	0.2%
33	Poland	2	0.2%
34	Peru	1	0.1%
35	Sweden	1	0.1%
36	Turkey	1	0.1%
37	Hong Kong	1	0.1%
38	Egypt	1	0.1%
39	Argentina	1	0.1%
40	Colombia	1	0.1%
41	Brazil	1	0.1%