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 578 48.4%
2 United States 280 23.4%
3 Netherlands 163 13.6%
4 Germany 67 5.6%
5 France 37 3.1%
6 Canada 22 1.8%
7 Taiwan 16 1.3%
8 Italy 10 0.8%
9 Macao 6 0.5%
10 Hong Kong 4 0.3%
11 Brazil 3 0.3%
12 Russia 3 0.3%
13 Singapore 2 0.2%
14 Malaysia 2 0.2%
15 India 1 0.1%
16 New Zealand 1 0.1%