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 501 47.9%
2 United States 319 30.5%
3 Germany 56 5.4%
4 Netherlands 50 4.8%
5 Hong Kong 26 2.5%
6 France 24 2.3%
7 Canada 13 1.2%
8 United Kingdom 12 1.1%
9 Malaysia 8 0.8%
10 Portugal 6 0.6%
11 Singapore 6 0.6%
12 Taiwan 5 0.5%
13 4 0.4%
14 Finland 3 0.3%
15 Japan 3 0.3%
16 Norway 3 0.3%
17 Poland 3 0.3%
18 Spain 2 0.2%
19 Australia 2 0.2%