BPG致力于知识的发现和传播
总下载次数
2017 | 总下载次数
排名 国家/地区 数量 占比
1 United States 431 44.7%
2 Netherlands 226 23.4%
3 China 189 19.6%
4 Germany 38 3.9%
5 Taiwan 18 1.9%
6 Canada 13 1.3%
7 Hong Kong 12 1.2%
8 France 6 0.6%
9 Australia 5 0.5%
10 Japan 5 0.5%
11 Macao 4 0.4%
12 Iran, Islamic Republic of 4 0.4%
13 India 2 0.2%
14 Brazil 2 0.2%
15 Singapore 2 0.2%
16 New Zealand 2 0.2%
17 Pakistan 1 0.1%
18 Philippines 1 0.1%
19 Korea, Republic of 1 0.1%
20 Cambodia 1 0.1%
21 Turkey 1 0.1%