BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 255 45.6%
2 China 129 23.1%
3 Netherlands 75 13.4%
4 Germany 36 6.4%
5 France 22 3.9%
6 Canada 9 1.6%
7 Portugal 8 1.4%
8 Hong Kong 8 1.4%
9 Taiwan 4 0.7%
10 Senegal 4 0.7%
11 Korea, Republic of 3 0.5%
12 2 0.4%
13 Singapore 1 0.2%
14 Spain 1 0.2%
15 United Kingdom 1 0.2%
16 Viet Nam 1 0.2%