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 45 35.7%
2 Netherlands 21 16.7%
3 United States 17 13.5%
4 Portugal 8 6.3%
5 Germany 8 6.3%
6 India 6 4.8%
7 France 3 2.4%
8 Russia 3 2.4%
9 Singapore 2 1.6%
10 Viet Nam 2 1.6%
11 Turkey 2 1.6%
12 United Arab Emirates 2 1.6%
13 Korea, Republic of 2 1.6%
14 Hong Kong 2 1.6%
15 Brazil 1 0.8%
16 Canada 1 0.8%
17 Spain 1 0.8%