BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 184 51.4%
2 United States 73 20.4%
3 Hong Kong 49 13.7%
4 Ukraine 20 5.6%
5 Germany 12 3.4%
6 Taiwan 4 1.1%
7 Canada 3 0.8%
8 Portugal 3 0.8%
9 Russia 2 0.6%
10 Korea, Republic of 2 0.6%
11 2 0.6%
12 United Kingdom 2 0.6%
13 New Zealand 1 0.3%
14 Spain 1 0.3%