Rank	Countries/Territories	Count	Percent
1	United States	288	20.8%
2	China	264	19.1%
3	Germany	105	7.6%
4	India	83	6%
5	France	70	5.1%
6	Korea, Republic of	67	4.8%
7	United Kingdom	58	4.2%
8	Japan	44	3.2%
9	Singapore	36	2.6%
10	Canada	33	2.4%
11	Russia	31	2.2%
12	Israel	28	2%
13	Netherlands	26	1.9%
14	Italy	24	1.7%
15	Spain	24	1.7%
16	Switzerland	14	1%
17	Hong Kong	13	0.9%
18	Belgium	13	0.9%
19	Taiwan	12	0.9%
20	Sweden	12	0.9%
21	Thailand	10	0.7%
22	Colombia	8	0.6%
23	Costa Rica	8	0.6%
24	Brazil	8	0.6%
25	Indonesia	8	0.6%
26	Australia	7	0.5%
27	Slovenia	7	0.5%
28	Turkey	6	0.4%
29	Austria	6	0.4%
30	Malaysia	6	0.4%
31	Norway	6	0.4%
32	Poland	6	0.4%
33	Viet Nam	5	0.4%
34	Romania	4	0.3%
35	New Zealand	4	0.3%
36	Iran, Islamic Republic of	4	0.3%
37	Denmark	4	0.3%
38	Argentina	3	0.2%
39	Hungary	3	0.2%
40	Ireland	3	0.2%
41	Nigeria	3	0.2%
42	Portugal	3	0.2%
43	Mexico	2	0.1%
44	Iraq	2	0.1%
45	Bangladesh	2	0.1%
46	United Arab Emirates	2	0.1%
47	Benin	1	0.1%
48	Bosnia and Herzegovina	1	0.1%
49	Egypt	1	0.1%
50	Greece	1	0.1%
51	Guatemala	1	0.1%
52	Peru	1	0.1%
53	Philippines	1	0.1%