Rank	Countries/Territories	Count	Percent
1	United States	688	35.9%
2	China	516	26.9%
3	Germany	213	11.1%
4	France	63	3.3%
5	Australia	55	2.9%
6	United Kingdom	53	2.8%
7	Egypt	37	1.9%
8	Japan	27	1.4%
9	Netherlands	25	1.3%
10	Canada	23	1.2%
11	Cyprus	16	0.8%
12	Singapore	15	0.8%
13	Ukraine	15	0.8%
14	Denmark	14	0.7%
15	Korea, Republic of	13	0.7%
16	Sweden	11	0.6%
17	Iran, Islamic Republic of	10	0.5%
18	Ireland	10	0.5%
19	Hong Kong	9	0.5%
20	India	9	0.5%
21	Russia	9	0.5%
22	Turkey	9	0.5%
23	Nigeria	8	0.4%
24	Greece	8	0.4%
25	Spain	7	0.4%
26	Switzerland	7	0.4%
27	Taiwan	6	0.3%
28	Brazil	6	0.3%
29	New Zealand	5	0.3%
30	Norway	4	0.2%
31	Argentina	4	0.2%
32	Israel	3	0.2%
33	South Africa	3	0.2%
34	Kazakhstan	3	0.2%
35	Lithuania	2	0.1%
36	Viet Nam	2	0.1%
37	Mongolia	1	0.1%
38	Latvia	1	0.1%
39	Indonesia	1	0.1%
40	Poland	1	0.1%
41	Portugal	1	0.1%
42	Italy	1	0.1%
43	Hungary	1	0.1%