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 191 52%
2 United States 83 22.6%
3 Germany 36 9.8%
4 Netherlands 18 4.9%
5 Canada 9 2.5%
6 Hong Kong 8 2.2%
7 Singapore 4 1.1%
8 Spain 3 0.8%
9 Taiwan 3 0.8%
10 Brazil 3 0.8%
11 France 2 0.5%
12 India 2 0.5%
13 United Kingdom 2 0.5%
14 New Zealand 1 0.3%
15 Kuwait 1 0.3%
16 Armenia 1 0.3%