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 57 26.9%
2 United States 55 25.9%
3 Netherlands 26 12.3%
4 Germany 14 6.6%
5 Hong Kong 8 3.8%
6 Malaysia 8 3.8%
7 Canada 7 3.3%
8 Portugal 5 2.4%
9 United Kingdom 5 2.4%
10 Italy 4 1.9%
11 Japan 4 1.9%
12 Australia 4 1.9%
13 3 1.4%
14 Korea, Republic of 3 1.4%
15 Senegal 3 1.4%
16 Singapore 3 1.4%
17 Russia 1 0.5%
18 Papua New Guinea 1 0.5%
19 France 1 0.5%