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 293 47.3%
2 United States 162 26.2%
3 Germany 45 7.3%
4 Netherlands 26 4.2%
5 Hong Kong 16 2.6%
6 Sweden 15 2.4%
7 Canada 13 2.1%
8 Taiwan 10 1.6%
9 United Kingdom 8 1.3%
10 Russia 7 1.1%
11 Colombia 7 1.1%
12 Singapore 4 0.6%
13 Ukraine 4 0.6%
14 Malaysia 3 0.5%
15 Korea, Republic of 2 0.3%
16 Macao 2 0.3%
17 France 1 0.2%
18 New Zealand 1 0.2%