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 41 37.3%
2 United States 31 28.2%
3 Netherlands 10 9.1%
4 Germany 7 6.4%
5 India 5 4.5%
6 Hong Kong 4 3.6%
7 France 3 2.7%
8 Japan 2 1.8%
9 Macao 2 1.8%
10 Australia 2 1.8%
11 Taiwan 1 0.9%
12 Malaysia 1 0.9%
13 Korea, Republic of 1 0.9%