BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 33 25.2%
2 Germany 28 21.4%
3 United States 23 17.6%
4 Russia 16 12.2%
5 Netherlands 9 6.9%
6 France 6 4.6%
7 United Kingdom 5 3.8%
8 Hong Kong 3 2.3%
9 India 3 2.3%
10 Japan 2 1.5%
11 Macao 1 0.8%
12 Poland 1 0.8%
13 Ukraine 1 0.8%