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 170 50.1%
2 United States 81 23.9%
3 Netherlands 28 8.3%
4 Germany 16 4.7%
5 Hong Kong 15 4.4%
6 Portugal 6 1.8%
7 Taiwan 6 1.8%
8 United Kingdom 5 1.5%
9 Australia 3 0.9%
10 Senegal 3 0.9%
11 Greece 2 0.6%
12 Japan 1 0.3%
13 Korea, Republic of 1 0.3%
14 Russia 1 0.3%
15 Ukraine 1 0.3%