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 312 62.7%
2 United States 96 19.3%
3 Germany 37 7.4%
4 Hong Kong 17 3.4%
5 Taiwan 15 3%
6 Russia 4 0.8%
7 Singapore 4 0.8%
8 New Zealand 3 0.6%
9 Korea, Republic of 3 0.6%
10 Canada 2 0.4%
11 Netherlands 2 0.4%
12 Mauritius 1 0.2%
13 Japan 1 0.2%
14 France 1 0.2%