Rank	Countries/Territories	Count	Percent
1	United States	573	48.8%
2	China	216	18.4%
3	Germany	80	6.8%
4	Korea, Republic of	34	2.9%
5	Egypt	31	2.6%
6	United Kingdom	31	2.6%
7	France	29	2.5%
8	India	26	2.2%
9		17	1.4%
10	Canada	16	1.4%
11	Australia	13	1.1%
12	Japan	13	1.1%
13	Netherlands	8	0.7%
14	Cyprus	8	0.7%
15	Hong Kong	5	0.4%
16	Indonesia	4	0.3%
17	Libya	4	0.3%
18	Malaysia	4	0.3%
19	Israel	4	0.3%
20	Turkey	4	0.3%
21	United Arab Emirates	4	0.3%
22	Taiwan	3	0.3%
23	Lithuania	3	0.3%
24	Croatia	3	0.3%
25	Ethiopia	2	0.2%
26	Luxembourg	2	0.2%
27	Mexico	2	0.2%
28	Iraq	2	0.2%
29	Ireland	2	0.2%
30	Kenya	2	0.2%
31	Latvia	2	0.2%
32	Oman	2	0.2%
33	Philippines	2	0.2%
34	Poland	2	0.2%
35	Qatar	2	0.2%
36	Singapore	2	0.2%
37	Spain	2	0.2%
38	Sri Lanka	1	0.1%
39	Switzerland	1	0.1%
40	South Africa	1	0.1%
41	Portugal	1	0.1%
42	Pakistan	1	0.1%
43	Thailand	1	0.1%
44	Italy	1	0.1%
45	Mongolia	1	0.1%
46	New Zealand	1	0.1%
47	Nigeria	1	0.1%
48	Mauritius	1	0.1%
49	Greece	1	0.1%
50	Iran, Islamic Republic of	1	0.1%
51	Bangladesh	1	0.1%
52	Algeria	1	0.1%
53	Argentina	1	0.1%