BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 208 47.6%
2 United States 167 38.2%
3 Germany 35 8%
4 Japan 4 0.9%
5 Malaysia 4 0.9%
6 United Kingdom 4 0.9%
7 Australia 3 0.7%
8 Brazil 2 0.5%
9 Hong Kong 2 0.5%
10 Italy 2 0.5%
11 Romania 2 0.5%
12 Singapore 1 0.2%
13 New Zealand 1 0.2%
14 Canada 1 0.2%
15 Croatia 1 0.2%