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 329 45.1%
2 United States 202 27.7%
3 Netherlands 79 10.8%
4 Germany 54 7.4%
5 Canada 11 1.5%
6 Singapore 8 1.1%
7 Hong Kong 7 1%
8 Malaysia 6 0.8%
9 Japan 5 0.7%
10 Spain 5 0.7%
11 France 4 0.5%
12 Taiwan 3 0.4%
13 United Kingdom 2 0.3%
14 Switzerland 2 0.3%
15 Ireland 2 0.3%
16 Russia 2 0.3%
17 Serbia 2 0.3%
18 South Africa 1 0.1%
19 New Zealand 1 0.1%
20 Australia 1 0.1%
21 Kazakhstan 1 0.1%
22 Korea, Republic of 1 0.1%
23 India 1 0.1%