BPG致力于知识的发现和传播
总下载次数
2019 | 总下载次数
排名 国家/地区 数量 占比
1 United States 19731 81.5%
2 China 3613 14.9%
3 Taiwan 191 0.8%
4 India 96 0.4%
5 Hong Kong 69 0.3%
6 Japan 56 0.2%
7 Netherlands 54 0.2%
8 Canada 45 0.2%
9 Germany 35 0.1%
10 Singapore 34 0.1%
11 Malaysia 29 0.1%
12 Australia 27 0.1%
13 France 23 0.1%
14 United Kingdom 23 0.1%
15 Macao 22 0.1%
16 Russia 16 0.1%
17 Turkey 11 0%
18 Vietnam 9 0%
19 Poland 9 0%
20 Mexico 9 0%
21 Egypt 8 0%
22 Iran 7 0%
23 Sweden 7 0%
24 Republic of Korea 6 0%
25 Ukraine 5 0%
26 New Zealand 4 0%
27 Switzerland 4 0%
28 South Africa 4 0%
29 Spain 4 0%
30 Ireland 4 0%
31 Italy 4 0%
32 Kazakhstan 4 0%
33 Hungary 3 0%
34 Bulgaria 3 0%
35 Republic of Lithuania 3 0%
36 Thailand 3 0%
37 United Arab Emirates 2 0%
38 Cambodia 2 0%
39 Austria 2 0%
40 Brazil 2 0%
41 Indonesia 2 0%
42 Iran, Islamic Republic of 1 0%
43 Korea, Republic of 1 0%
44 Latvia 1 0%
45 Lithuania 1 0%
46 Montenegro 1 0%
47 Georgia 1 0%
48 Croatia 1 0%
49 Czechia 1 0%
50 Denmark 1 0%
51 Belarus 1 0%
52 Albania 1 0%
53 Algeria 1 0%
54 Chile 1 0%
55 Venezuela 1 0%
56 Romania 1 0%
57 Portugal 1 0%
58 North Korea 1 0%
59 Pakistan 1 0%
60 Philippines 1 0%
61 Seychelles 1 0%
62 Tanzania 1 0%