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 225 42.2%
2 United States 119 22.3%
3 Germany 62 11.6%
4 France 28 5.3%
5 United Kingdom 25 4.7%
6 Russia 13 2.4%
7 Hong Kong 11 2.1%
8 Canada 10 1.9%
9 Portugal 7 1.3%
10 Finland 6 1.1%
11 Ireland 5 0.9%
12 4 0.8%
13 India 4 0.8%
14 Ukraine 3 0.6%
15 Korea, Republic of 3 0.6%
16 Malaysia 2 0.4%
17 Netherlands 2 0.4%
18 Philippines 2 0.4%
19 Poland 1 0.2%
20 Spain 1 0.2%