Rank	Countries/Territories	Count	Percent
1	United States	510	37.5%
2	China	377	27.7%
3	Germany	116	8.5%
4	Australia	28	2.1%
5	Sweden	25	1.8%
6	Netherlands	24	1.8%
7	India	22	1.6%
8	Russia	20	1.5%
9	Japan	17	1.3%
10	Korea, Republic of	15	1.1%
11	Singapore	15	1.1%
12	United Kingdom	15	1.1%
13	France	14	1%
14	Canada	13	1%
15	Hong Kong	11	0.8%
16	Ireland	10	0.7%
17	Pakistan	10	0.7%
18	Italy	8	0.6%
19	Iran, Islamic Republic of	8	0.6%
20	Nigeria	8	0.6%
21	Mexico	7	0.5%
22	Argentina	7	0.5%
23	Turkey	7	0.5%
24	Portugal	6	0.4%
25	Latvia	6	0.4%
26	Norway	5	0.4%
27	Cyprus	5	0.4%
28	Ukraine	5	0.4%
29	Spain	4	0.3%
30	Egypt	4	0.3%
31	Malaysia	4	0.3%
32	Iraq	3	0.2%
33	Indonesia	3	0.2%
34	Brazil	3	0.2%
35	Thailand	3	0.2%
36	Croatia	2	0.1%
37	Algeria	2	0.1%
38	Greece	2	0.1%
39	Jordan	2	0.1%
40	New Zealand	2	0.1%
41	Mongolia	1	0.1%
42	Nepal	1	0.1%
43	Kenya	1	0.1%
44	Israel	1	0.1%
45	Fiji	1	0.1%
46	Georgia	1	0.1%
47	Bangladesh	1	0.1%
48	Belgium	1	0.1%
49	Bulgaria	1	0.1%
50	Slovakia	1	0.1%
51	United Arab Emirates	1	0.1%