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 323 40.6%
2 China 213 26.8%
3 Netherlands 92 11.6%
4 Germany 58 7.3%
5 France 54 6.8%
6 Canada 14 1.8%
7 Hong Kong 12 1.5%
8 Portugal 6 0.8%
9 United Kingdom 5 0.6%
10 4 0.5%
11 Ukraine 3 0.4%
12 Russia 3 0.4%
13 Ireland 2 0.3%
14 Japan 2 0.3%
15 India 1 0.1%
16 Cyprus 1 0.1%
17 Spain 1 0.1%
18 Taiwan 1 0.1%