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 393 46.5%
2 United States 230 27.2%
3 Netherlands 52 6.2%
4 Germany 49 5.8%
5 France 35 4.1%
6 Sweden 18 2.1%
7 India 13 1.5%
8 Canada 10 1.2%
9 Korea, Republic of 10 1.2%
10 Russia 7 0.8%
11 Cote D'ivoire 6 0.7%
12 Togo 6 0.7%
13 Hong Kong 4 0.5%
14 Australia 2 0.2%
15 Romania 2 0.2%
16 North Macedonia 2 0.2%
17 Moldova, Republic of 2 0.2%
18 Mauritius 1 0.1%
19 Philippines 1 0.1%
20 Finland 1 0.1%
21 Israel 1 0.1%