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 228 50.3%
2 United States 137 30.2%
3 Germany 27 6%
4 Canada 24 5.3%
5 Hong Kong 9 2%
6 Singapore 7 1.5%
7 Ireland 6 1.3%
8 Japan 4 0.9%
9 Moldova, Republic of 2 0.4%
10 Netherlands 2 0.4%
11 Russia 2 0.4%
12 Ukraine 2 0.4%
13 Thailand 1 0.2%
14 France 1 0.2%
15 New Zealand 1 0.2%