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 58 39.7%
2 United States 47 32.2%
3 Netherlands 14 9.6%
4 Norway 5 3.4%
5 Russia 5 3.4%
6 Singapore 4 2.7%
7 Hong Kong 3 2.1%
8 New Zealand 2 1.4%
9 Uruguay 2 1.4%
10 United Kingdom 2 1.4%
11 Canada 1 0.7%
12 France 1 0.7%
13 Germany 1 0.7%
14 Spain 1 0.7%