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 309 65.2%
2 United States 57 12%
3 Canada 31 6.5%
4 Germany 30 6.3%
5 Hong Kong 11 2.3%
6 Ireland 6 1.3%
7 Sweden 5 1.1%
8 Taiwan 4 0.8%
9 Russia 4 0.8%
10 Singapore 4 0.8%
11 Spain 2 0.4%
12 New Zealand 2 0.4%
13 Japan 2 0.4%
14 France 2 0.4%
15 Australia 1 0.2%
16 Luxembourg 1 0.2%
17 Malaysia 1 0.2%
18 Netherlands 1 0.2%
19 Poland 1 0.2%