Rank	Countries/Territories	Count	Percent
1	United States	250	29.4%
2	China	233	27.4%
3	Germany	53	6.2%
4	United Kingdom	40	4.7%
5	Saudi Arabia	28	3.3%
6	India	24	2.8%
7	Poland	18	2.1%
8	Japan	18	2.1%
9	Netherlands	17	2%
10	Denmark	16	1.9%
11	Russia	16	1.9%
12	Australia	13	1.5%
13	Canada	10	1.2%
14	Hong Kong	10	1.2%
15	Singapore	9	1.1%
16	Pakistan	7	0.8%
17	Italy	7	0.8%
18	France	7	0.8%
19	Cyprus	7	0.8%
20	Sweden	6	0.7%
21	Taiwan	5	0.6%
22	Latvia	5	0.6%
23	Belgium	5	0.6%
24	Norway	5	0.6%
25	Portugal	5	0.6%
26	Oman	4	0.5%
27	Ireland	4	0.5%
28		4	0.5%
29	Indonesia	3	0.4%
30	Korea, Republic of	3	0.4%
31	Spain	3	0.4%
32	Algeria	2	0.2%
33	Argentina	2	0.2%
34	Brazil	2	0.2%
35	Bulgaria	2	0.2%
36	Uganda	2	0.2%
37	Turkey	1	0.1%
38	Iran, Islamic Republic of	1	0.1%
39	Greece	1	0.1%
40	Sri Lanka	1	0.1%
41	Peru	1	0.1%
42	New Zealand	1	0.1%