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 United States 50 40.7%
2 Germany 27 22%
3 Netherlands 15 12.2%
4 China 14 11.4%
5 Russia 5 4.1%
6 New Zealand 3 2.4%
7 France 2 1.6%
8 Japan 2 1.6%
9 Moldova, Republic of 1 0.8%
10 Hong Kong 1 0.8%
11 Finland 1 0.8%
12 Belgium 1 0.8%
13 Canada 1 0.8%