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 485 49.8%
2 United States 262 26.9%
3 Netherlands 100 10.3%
4 Germany 56 5.8%
5 Canada 19 2%
6 India 10 1%
7 France 6 0.6%
8 Sweden 5 0.5%
9 United Kingdom 3 0.3%
10 Russia 3 0.3%
11 Ireland 3 0.3%
12 Croatia 2 0.2%
13 Singapore 2 0.2%
14 Poland 2 0.2%
15 Korea, Republic of 2 0.2%
16 Macao 2 0.2%
17 Malaysia 2 0.2%
18 United Arab Emirates 2 0.2%
19 Taiwan 2 0.2%
20 Ukraine 1 0.1%
21 Norway 1 0.1%
22 Denmark 1 0.1%
23 Brazil 1 0.1%
24 Japan 1 0.1%