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 United States 132 32.8%
2 China 125 31%
3 Netherlands 44 10.9%
4 Germany 31 7.7%
5 Belgium 12 3%
6 Macao 9 2.2%
7 Russia 9 2.2%
8 Norway 8 2%
9 Korea, Republic of 8 2%
10 Hong Kong 7 1.7%
11 Senegal 6 1.5%
12 France 4 1%
13 Sweden 2 0.5%
14 Taiwan 2 0.5%
15 Romania 1 0.2%
16 Canada 1 0.2%
17 Japan 1 0.2%
18 Australia 1 0.2%