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 111 44.4%
2 United States 52 20.8%
3 Germany 14 5.6%
4 Netherlands 11 4.4%
5 Hong Kong 9 3.6%
6 Australia 6 2.4%
7 Canada 5 2%
8 Ireland 5 2%
9 Macao 4 1.6%
10 Malaysia 4 1.6%
11 France 4 1.6%
12 Japan 3 1.2%
13 Kazakhstan 3 1.2%
14 New Zealand 2 0.8%
15 Norway 2 0.8%
16 Italy 2 0.8%
17 India 2 0.8%
18 United Kingdom 2 0.8%
19 Russia 2 0.8%
20 Singapore 2 0.8%
21 Thailand 1 0.4%
22 Ukraine 1 0.4%
23 Finland 1 0.4%
24 Philippines 1 0.4%
25 Korea, Republic of 1 0.4%