BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 150 39%
2 United States 117 30.4%
3 Germany 33 8.6%
4 Canada 20 5.2%
5 Singapore 11 2.9%
6 Japan 8 2.1%
7 Russia 5 1.3%
8 Spain 5 1.3%
9 Hong Kong 5 1.3%
10 Brazil 4 1%
11 France 3 0.8%
12 Malaysia 3 0.8%
13 Mexico 3 0.8%
14 Moldova, Republic of 2 0.5%
15 Philippines 2 0.5%
16 Sweden 2 0.5%
17 Turkey 2 0.5%
18 Italy 2 0.5%
19 Australia 2 0.5%
20 Cote D'ivoire 2 0.5%
21 Macao 2 0.5%
22 Viet Nam 2 0.5%