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 159 57.8%
2 United States 65 23.6%
3 Germany 32 11.6%
4 Russia 3 1.1%
5 Singapore 2 0.7%
6 Hong Kong 2 0.7%
7 Ireland 2 0.7%
8 Macao 2 0.7%
9 Netherlands 2 0.7%
10 Australia 2 0.7%
11 1 0.4%
12 Colombia 1 0.4%
13 France 1 0.4%
14 Uzbekistan 1 0.4%