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 188 69.6%
2 United States 35 13%
3 Germany 29 10.7%
4 Canada 3 1.1%
5 Singapore 3 1.1%
6 Norway 3 1.1%
7 Netherlands 2 0.7%
8 France 2 0.7%
9 Brazil 2 0.7%
10 1 0.4%
11 Israel 1 0.4%
12 Russia 1 0.4%