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 184 55.9%
2 United States 55 16.7%
3 Germany 32 9.7%
4 Canada 16 4.9%
5 Ireland 12 3.6%
6 Netherlands 11 3.3%
7 Taiwan 3 0.9%
8 Portugal 2 0.6%
9 Singapore 2 0.6%
10 Sweden 2 0.6%
11 Korea, Republic of 2 0.6%
12 Algeria 2 0.6%
13 Australia 2 0.6%
14 France 1 0.3%
15 New Zealand 1 0.3%
16 Russia 1 0.3%
17 Thailand 1 0.3%