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 74 46.5%
2 United States 43 27%
3 Netherlands 10 6.3%
4 Germany 9 5.7%
5 Singapore 5 3.1%
6 United Kingdom 3 1.9%
7 Hong Kong 3 1.9%
8 France 2 1.3%
9 Canada 2 1.3%
10 Italy 2 1.3%
11 Japan 1 0.6%
12 Korea, Republic of 1 0.6%
13 Malaysia 1 0.6%
14 Australia 1 0.6%
15 Hungary 1 0.6%
16 Portugal 1 0.6%