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 United States 19 28.8%
2 China 15 22.7%
3 Canada 4 6.1%
4 Germany 4 6.1%
5 Japan 3 4.5%
6 Macao 3 4.5%
7 Netherlands 3 4.5%
8 New Zealand 2 3%
9 Taiwan 2 3%
10 Malaysia 2 3%
11 Australia 2 3%
12 Finland 2 3%
13 France 2 3%
14 United Kingdom 1 1.5%
15 Russia 1 1.5%
16 Singapore 1 1.5%