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 496 49.7%
2 United States 191 19.1%
3 Netherlands 109 10.9%
4 Germany 56 5.6%
5 France 53 5.3%
6 Canada 24 2.4%
7 Korea, Republic of 19 1.9%
8 Portugal 13 1.3%
9 Hong Kong 8 0.8%
10 Russia 5 0.5%
11 Taiwan 4 0.4%
12 United Kingdom 4 0.4%
13 India 3 0.3%
14 Australia 3 0.3%
15 Brazil 3 0.3%
16 Ukraine 2 0.2%
17 Malaysia 2 0.2%
18 Panama 1 0.1%
19 United Arab Emirates 1 0.1%
20 Israel 1 0.1%