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 640 81.2%
2 United States 52 6.6%
3 Germany 19 2.4%
4 Taiwan 18 2.3%
5 Singapore 12 1.5%
6 Hong Kong 12 1.5%
7 Malaysia 11 1.4%
8 Australia 5 0.6%
9 Canada 3 0.4%
10 France 3 0.4%
11 Turkey 3 0.4%
12 Korea, Republic of 3 0.4%
13 New Zealand 3 0.4%
14 Chile 2 0.3%
15 Netherlands 1 0.1%
16 India 1 0.1%