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 196 52.5%
2 United States 79 21.2%
3 Germany 39 10.5%
4 Singapore 10 2.7%
5 Kazakhstan 9 2.4%
6 Hong Kong 8 2.1%
7 Taiwan 6 1.6%
8 Turkey 4 1.1%
9 Ukraine 3 0.8%
10 India 3 0.8%
11 Canada 3 0.8%
12 Australia 2 0.5%
13 France 2 0.5%
14 Macao 2 0.5%
15 Netherlands 2 0.5%
16 United Kingdom 2 0.5%
17 Sweden 2 0.5%
18 South Africa 1 0.3%