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 United States 52 49.1%
2 Canada 15 14.2%
3 Australia 10 9.4%
4 China 8 7.5%
5 United Kingdom 5 4.7%
6 Tanzania, United Republic of 3 2.8%
7 Germany 3 2.8%
8 Netherlands 3 2.8%
9 Malaysia 2 1.9%
10 Spain 2 1.9%
11 New Zealand 1 0.9%
12 Singapore 1 0.9%
13 Hong Kong 1 0.9%