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 212 42.6%
2 United States 178 35.7%
3 Germany 37 7.4%
4 Canada 22 4.4%
5 Hong Kong 15 3%
6 Singapore 8 1.6%
7 Taiwan 7 1.4%
8 Macao 4 0.8%
9 Italy 4 0.8%
10 Japan 3 0.6%
11 Netherlands 2 0.4%
12 New Zealand 2 0.4%
13 Romania 2 0.4%
14 Bulgaria 1 0.2%
15 France 1 0.2%