BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 88 46.8%
2 China 39 20.7%
3 United States 23 12.2%
4 Germany 11 5.9%
5 United Kingdom 6 3.2%
6 Canada 4 2.1%
7 Japan 4 2.1%
8 France 3 1.6%
9 Australia 2 1.1%
10 Suriname 2 1.1%
11 Singapore 2 1.1%
12 Spain 1 0.5%
13 Korea, Republic of 1 0.5%
14 Malaysia 1 0.5%
15 Hong Kong 1 0.5%