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 200 55.4%
2 United States 73 20.2%
3 Germany 30 8.3%
4 Taiwan 17 4.7%
5 Hong Kong 12 3.3%
6 Singapore 8 2.2%
7 Spain 3 0.8%
8 Turkey 2 0.6%
9 Canada 2 0.6%
10 India 2 0.6%
11 Macao 2 0.6%
12 New Zealand 2 0.6%
13 Romania 2 0.6%
14 Russia 2 0.6%
15 Netherlands 1 0.3%
16 Iran, Islamic Republic of 1 0.3%
17 Japan 1 0.3%
18 Latvia 1 0.3%