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 111 48.7%
2 United States 46 20.2%
3 Germany 12 5.3%
4 Hong Kong 7 3.1%
5 Canada 7 3.1%
6 Korea, Republic of 7 3.1%
7 Portugal 6 2.6%
8 Netherlands 5 2.2%
9 Australia 5 2.2%
10 Japan 4 1.8%
11 3 1.3%
12 Italy 2 0.9%
13 Malaysia 2 0.9%
14 United Kingdom 2 0.9%
15 Taiwan 2 0.9%
16 Turkey 1 0.4%
17 Macao 1 0.4%
18 Russia 1 0.4%
19 Senegal 1 0.4%
20 Sweden 1 0.4%
21 Estonia 1 0.4%
22 France 1 0.4%