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 574 66.7%
2 United States 161 18.7%
3 Germany 27 3.1%
4 Netherlands 27 3.1%
5 Hong Kong 17 2%
6 Japan 13 1.5%
7 Canada 13 1.5%
8 Malaysia 4 0.5%
9 Sweden 4 0.5%
10 Taiwan 3 0.3%
11 3 0.3%
12 Austria 2 0.2%
13 France 2 0.2%
14 India 2 0.2%
15 New Zealand 2 0.2%
16 Romania 2 0.2%
17 Russia 2 0.2%
18 Singapore 2 0.2%
19 Macao 1 0.1%