Rank	Countries/Territories	Count	Percent
1	United States	133	25%
2	China	121	22.8%
3	Russia	29	5.5%
4	United Kingdom	28	5.3%
5	Germany	25	4.7%
6	Japan	15	2.8%
7	Netherlands	13	2.4%
8	Ukraine	12	2.3%
9	Singapore	10	1.9%
10	France	10	1.9%
11	Pakistan	9	1.7%
12	Canada	8	1.5%
13	Iran, Islamic Republic of	8	1.5%
14	Hungary	7	1.3%
15	Egypt	7	1.3%
16	Australia	7	1.3%
17	Iraq	6	1.1%
18	Ireland	6	1.1%
19	Korea, Republic of	6	1.1%
20	Mexico	6	1.1%
21	Italy	6	1.1%
22	New Zealand	4	0.8%
23	India	4	0.8%
24	Brazil	4	0.8%
25	Greece	4	0.8%
26	Belarus	3	0.6%
27	Moldova, Republic of	3	0.6%
28	Lebanon	3	0.6%
29	Poland	3	0.6%
30	Romania	2	0.4%
31	Taiwan	2	0.4%
32	Turkey	2	0.4%
33	Malaysia	2	0.4%
34	Nigeria	2	0.4%
35	Norway	2	0.4%
36	Jordan	2	0.4%
37	Argentina	2	0.4%
38	Azerbaijan	2	0.4%
39		2	0.4%
40	Denmark	2	0.4%
41	Chile	1	0.2%
42	Algeria	1	0.2%
43	Belgium	1	0.2%
44	Kazakhstan	1	0.2%
45	Israel	1	0.2%
46	Morocco	1	0.2%
47	Saudi Arabia	1	0.2%
48	Peru	1	0.2%
49	Philippines	1	0.2%