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 United States 200 42.3%
2 China 145 30.7%
3 Germany 43 9.1%
4 Taiwan 20 4.2%
5 Malaysia 16 3.4%
6 Hong Kong 13 2.7%
7 Netherlands 6 1.3%
8 Singapore 4 0.8%
9 Canada 4 0.8%
10 United Kingdom 3 0.6%
11 Spain 3 0.6%
12 New Zealand 3 0.6%
13 India 3 0.6%
14 Italy 2 0.4%
15 Japan 2 0.4%
16 Australia 2 0.4%
17 Bangladesh 2 0.4%
18 Macao 1 0.2%
19 Ukraine 1 0.2%