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 547 62.3%
2 United States 201 22.9%
3 Germany 25 2.8%
4 Canada 18 2.1%
5 Singapore 18 2.1%
6 Malaysia 14 1.6%
7 Hong Kong 13 1.5%
8 France 5 0.6%
9 Russia 5 0.6%
10 Australia 4 0.5%
11 India 4 0.5%
12 United Kingdom 4 0.5%
13 Spain 3 0.3%
14 Taiwan 3 0.3%
15 Denmark 3 0.3%
16 Netherlands 3 0.3%
17 New Zealand 2 0.2%
18 Poland 2 0.2%
19 Hungary 1 0.1%
20 Iraq 1 0.1%
21 Japan 1 0.1%
22 Korea, Republic of 1 0.1%