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 114 42.1%
2 United States 61 22.5%
3 France 24 8.9%
4 Sweden 16 5.9%
5 Netherlands 12 4.4%
6 Korea, Republic of 6 2.2%
7 Germany 6 2.2%
8 India 6 2.2%
9 Hong Kong 4 1.5%
10 Russia 4 1.5%
11 Moldova, Republic of 3 1.1%
12 Singapore 2 0.7%
13 Switzerland 2 0.7%
14 United Kingdom 2 0.7%
15 Japan 2 0.7%
16 Finland 2 0.7%
17 Brazil 1 0.4%
18 Canada 1 0.4%
19 Macao 1 0.4%
20 Philippines 1 0.4%
21 Poland 1 0.4%