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 186 61%
2 United States 41 13.4%
3 Germany 40 13.1%
4 Netherlands 16 5.2%
5 Ireland 6 2%
6 Russia 4 1.3%
7 Canada 2 0.7%
8 New Zealand 2 0.7%
9 Hong Kong 2 0.7%
10 India 1 0.3%
11 France 1 0.3%
12 Spain 1 0.3%
13 Sri Lanka 1 0.3%
14 Taiwan 1 0.3%
15 Thailand 1 0.3%