BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 63 37.3%
2 United States 46 27.2%
3 Netherlands 16 9.5%
4 Poland 15 8.9%
5 Germany 5 3%
6 India 4 2.4%
7 Russia 4 2.4%
8 Syrian Arab Republic 3 1.8%
9 Israel 2 1.2%
10 Italy 2 1.2%
11 Hong Kong 2 1.2%
12 Ecuador 2 1.2%
13 France 2 1.2%
14 Greece 1 0.6%
15 Belarus 1 0.6%
16 Reunion 1 0.6%