Rank	Countries/Territories	Count	Percent
1	United States	699	46.6%
2	China	231	15.4%
3	Germany	147	9.8%
4	France	58	3.9%
5	Taiwan	57	3.8%
6	India	51	3.4%
7	Korea, Republic of	22	1.5%
8	Japan	20	1.3%
9	Australia	19	1.3%
10	Netherlands	18	1.2%
11	Mexico	15	1%
12	Russia	13	0.9%
13	United Kingdom	10	0.7%
14	Malaysia	10	0.7%
15	Canada	9	0.6%
16	Cyprus	9	0.6%
17	Ukraine	9	0.6%
18	Thailand	7	0.5%
19	Singapore	7	0.5%
20	Zambia	7	0.5%
21	Egypt	7	0.5%
22	Ireland	5	0.3%
23	Spain	5	0.3%
24	Philippines	5	0.3%
25	Turkey	5	0.3%
26	Pakistan	4	0.3%
27	Mongolia	4	0.3%
28	Nigeria	3	0.2%
29	South Africa	3	0.2%
30	Portugal	2	0.1%
31	Tanzania, United Republic of	2	0.1%
32	Viet Nam	2	0.1%
33	Nepal	2	0.1%
34	New Zealand	2	0.1%
35	Israel	2	0.1%
36	Italy	2	0.1%
37	Iraq	2	0.1%
38	Jordan	2	0.1%
39	Ethiopia	2	0.1%
40	Georgia	2	0.1%
41	Austria	2	0.1%
42	Colombia	2	0.1%
43	Afghanistan	2	0.1%
44	Argentina	2	0.1%
45	Bangladesh	1	0.1%
46	Cambodia	1	0.1%
47	Indonesia	1	0.1%
48	Iran, Islamic Republic of	1	0.1%
49	Haiti	1	0.1%
50	Hong Kong	1	0.1%
51	Kenya	1	0.1%
52	Luxembourg	1	0.1%
53	Norway	1	0.1%
54	Serbia	1	0.1%
55	Switzerland	1	0.1%