Rank	Countries/Territories	Count	Percent
1	United States	551	40.4%
2	China	375	27.5%
3	Germany	134	9.8%
4	Japan	67	4.9%
5	India	50	3.7%
6	Netherlands	17	1.2%
7	United Kingdom	16	1.2%
8	Canada	14	1%
9	France	13	1%
10	Singapore	13	1%
11	Brazil	12	0.9%
12	Spain	11	0.8%
13		10	0.7%
14	Russia	7	0.5%
15	Italy	7	0.5%
16	Taiwan	7	0.5%
17	Korea, Republic of	6	0.4%
18	Hong Kong	5	0.4%
19	Mexico	5	0.4%
20	Egypt	4	0.3%
21	Malaysia	4	0.3%
22	Sweden	4	0.3%
23	Ukraine	3	0.2%
24	Kenya	3	0.2%
25	Saudi Arabia	2	0.1%
26	Iran, Islamic Republic of	2	0.1%
27	Ireland	2	0.1%
28	Australia	2	0.1%
29	Costa Rica	2	0.1%
30	Cyprus	2	0.1%
31	Switzerland	2	0.1%
32	Zimbabwe	1	0.1%
33	Czech Republic	1	0.1%
34	Belgium	1	0.1%
35	Argentina	1	0.1%
36	Israel	1	0.1%
37	Mongolia	1	0.1%
38	Nicaragua	1	0.1%
39	Palestine, State of	1	0.1%
40	Portugal	1	0.1%
41	Romania	1	0.1%
42	Lebanon	1	0.1%
43	Jordan	1	0.1%
44	Kazakhstan	1	0.1%