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 53 44.2%
2 United States 19 15.8%
3 United Kingdom 17 14.2%
4 Russia 8 6.7%
5 Hong Kong 4 3.3%
6 Australia 3 2.5%
7 Estonia 3 2.5%
8 Korea, Republic of 3 2.5%
9 Japan 2 1.7%
10 India 1 0.8%
11 France 1 0.8%
12 Czech Republic 1 0.8%
13 Malaysia 1 0.8%
14 Netherlands 1 0.8%
15 Poland 1 0.8%
16 Switzerland 1 0.8%
17 Ukraine 1 0.8%