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 702 52.5%
2 United States 276 20.7%
3 Netherlands 170 12.7%
4 Germany 65 4.9%
5 France 36 2.7%
6 Taiwan 21 1.6%
7 Canada 19 1.4%
8 Hong Kong 14 1%
9 Japan 9 0.7%
10 Russia 6 0.4%
11 Korea, Republic of 5 0.4%
12 India 3 0.2%
13 Singapore 2 0.1%
14 Luxembourg 2 0.1%
15 Malaysia 2 0.1%
16 Mauritius 1 0.1%
17 Moldova, Republic of 1 0.1%
18 Denmark 1 0.1%
19 Switzerland 1 0.1%