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 China 161 43.8%
2 United States 118 32.1%
3 Germany 20 5.4%
4 Hong Kong 19 5.2%
5 Canada 9 2.4%
6 Japan 8 2.2%
7 United Kingdom 8 2.2%
8 Australia 6 1.6%
9 New Zealand 5 1.4%
10 Switzerland 3 0.8%
11 Taiwan 3 0.8%
12 Malaysia 3 0.8%
13 Netherlands 1 0.3%
14 India 1 0.3%
15 Italy 1 0.3%
16 Portugal 1 0.3%
17 Singapore 1 0.3%