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 311 56.5%
2 United States 56 10.2%
3 Germany 51 9.3%
4 United Kingdom 28 5.1%
5 Taiwan 17 3.1%
6 Sweden 14 2.5%
7 Russia 11 2%
8 Ireland 11 2%
9 South Africa 8 1.5%
10 Israel 7 1.3%
11 Costa Rica 7 1.3%
12 Senegal 6 1.1%
13 Thailand 4 0.7%
14 Austria 4 0.7%
15 Canada 3 0.5%
16 Moldova, Republic of 3 0.5%
17 Australia 2 0.4%
18 Singapore 2 0.4%
19 Turkey 2 0.4%
20 Spain 2 0.4%
21 Malaysia 1 0.2%