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 224 51.6%
2 United States 126 29%
3 Germany 34 7.8%
4 Taiwan 13 3%
5 Malaysia 6 1.4%
6 Australia 6 1.4%
7 Japan 4 0.9%
8 Singapore 4 0.9%
9 Hong Kong 3 0.7%
10 India 3 0.7%
11 Chile 2 0.5%
12 Russia 2 0.5%
13 Viet Nam 2 0.5%
14 Ukraine 1 0.2%
15 United Kingdom 1 0.2%
16 Switzerland 1 0.2%
17 France 1 0.2%
18 1 0.2%