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 135 62.5%
2 United States 40 18.5%
3 Netherlands 13 6%
4 Germany 7 3.2%
5 Hong Kong 6 2.8%
6 Japan 3 1.4%
7 Taiwan 3 1.4%
8 United Kingdom 2 0.9%
9 Australia 2 0.9%
10 Canada 1 0.5%
11 Korea, Republic of 1 0.5%
12 Ireland 1 0.5%
13 Ukraine 1 0.5%
14 Portugal 1 0.5%