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 229 61.6%
2 United States 56 15.1%
3 Germany 41 11%
4 Canada 26 7%
5 Singapore 3 0.8%
6 France 2 0.5%
7 Russia 2 0.5%
8 Malaysia 2 0.5%
9 Mauritius 1 0.3%
10 Mexico 1 0.3%
11 Netherlands 1 0.3%
12 Norway 1 0.3%
13 South Africa 1 0.3%
14 Taiwan 1 0.3%
15 Australia 1 0.3%
16 Ethiopia 1 0.3%
17 Hong Kong 1 0.3%
18 India 1 0.3%
19 Macao 1 0.3%