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 United States 168 34.5%
2 China 139 28.5%
3 Netherlands 57 11.7%
4 Germany 51 10.5%
5 France 22 4.5%
6 Hong Kong 12 2.5%
7 Canada 9 1.8%
8 Portugal 7 1.4%
9 6 1.2%
10 Russia 5 1%
11 United Kingdom 5 1%
12 Taiwan 3 0.6%
13 Australia 1 0.2%
14 Brazil 1 0.2%
15 Japan 1 0.2%