Rank	Countries/Territories	Count	Percent
1	United States	268	28.4%
2	China	251	26.6%
3	Germany	79	8.4%
4	Japan	49	5.2%
5	Canada	39	4.1%
6	France	25	2.6%
7	Russia	17	1.8%
8	Ukraine	15	1.6%
9	India	15	1.6%
10	Sweden	14	1.5%
11	Taiwan	12	1.3%
12	Italy	11	1.2%
13	Morocco	10	1.1%
14	United Kingdom	10	1.1%
15	Thailand	9	1%
16	Netherlands	9	1%
17	Malaysia	9	1%
18	Singapore	8	0.8%
19	Cyprus	7	0.7%
20	Turkey	6	0.6%
21	Spain	5	0.5%
22	Saudi Arabia	5	0.5%
23	Australia	5	0.5%
24	Poland	5	0.5%
25	Portugal	5	0.5%
26	Korea, Republic of	4	0.4%
27	Hong Kong	4	0.4%
28	Hungary	4	0.4%
29	Viet Nam	4	0.4%
30	Greece	3	0.3%
31	Bangladesh	3	0.3%
32	Belgium	3	0.3%
33	Mexico	3	0.3%
34	Indonesia	3	0.3%
35	Iraq	2	0.2%
36	Philippines	2	0.2%
37	Brazil	2	0.2%
38	Argentina	2	0.2%
39	Egypt	2	0.2%
40	Colombia	2	0.2%
41	Costa Rica	1	0.1%
42	Finland	1	0.1%
43	Afghanistan	1	0.1%
44	Chile	1	0.1%
45	New Zealand	1	0.1%
46	Norway	1	0.1%
47	Oman	1	0.1%
48	Palestine, State of	1	0.1%
49	Peru	1	0.1%
50	Iran, Islamic Republic of	1	0.1%
51	Kuwait	1	0.1%
52	Slovakia	1	0.1%
53	Tunisia	1	0.1%