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 232 61.9%
2 United States 59 15.7%
3 Germany 37 9.9%
4 Singapore 10 2.7%
5 Taiwan 9 2.4%
6 Canada 5 1.3%
7 United Kingdom 4 1.1%
8 Australia 3 0.8%
9 Hong Kong 3 0.8%
10 Malaysia 3 0.8%
11 Netherlands 2 0.5%
12 Viet Nam 2 0.5%
13 Spain 2 0.5%
14 Switzerland 1 0.3%
15 Ukraine 1 0.3%
16 India 1 0.3%
17 France 1 0.3%