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 181 51.6%
2 United States 72 20.5%
3 Germany 35 10%
4 Canada 26 7.4%
5 Australia 8 2.3%
6 Malaysia 6 1.7%
7 Netherlands 5 1.4%
8 Singapore 4 1.1%
9 Turkey 3 0.9%
10 Mexico 3 0.9%
11 United Kingdom 2 0.6%
12 Switzerland 2 0.6%
13 Taiwan 1 0.3%
14 New Zealand 1 0.3%
15 Romania 1 0.3%
16 Russia 1 0.3%