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 177 67%
2 United States 29 11%
3 Germany 15 5.7%
4 Hong Kong 13 4.9%
5 Netherlands 13 4.9%
6 Australia 3 1.1%
7 Canada 2 0.8%
8 Japan 2 0.8%
9 Malaysia 2 0.8%
10 Taiwan 2 0.8%
11 United Kingdom 2 0.8%
12 Korea, Republic of 1 0.4%
13 Portugal 1 0.4%
14 Spain 1 0.4%
15 Ghana 1 0.4%