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 12 24%
2 Singapore 8 16%
3 China 7 14%
4 Germany 4 8%
5 Canada 4 8%
6 Taiwan 3 6%
7 United Kingdom 3 6%
8 Thailand 2 4%
9 Malaysia 2 4%
10 Australia 2 4%
11 Japan 1 2%
12 Netherlands 1 2%
13 Russia 1 2%