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 China 305 45.6%
2 United States 188 28.1%
3 Netherlands 65 9.7%
4 Germany 46 6.9%
5 France 21 3.1%
6 Hong Kong 10 1.5%
7 Portugal 6 0.9%
8 Canada 5 0.7%
9 4 0.6%
10 India 3 0.4%
11 Ireland 3 0.4%
12 Russia 3 0.4%
13 Taiwan 3 0.4%
14 United Kingdom 3 0.4%
15 Spain 2 0.3%
16 Sweden 1 0.1%
17 Korea, Republic of 1 0.1%