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 665 53.7%
2 United States 218 17.6%
3 Netherlands 117 9.5%
4 Germany 75 6.1%
5 France 74 6%
6 Canada 28 2.3%
7 Malaysia 12 1%
8 Hong Kong 9 0.7%
9 Ukraine 8 0.6%
10 Singapore 6 0.5%
11 Iran, Islamic Republic of 4 0.3%
12 Macao 3 0.2%
13 3 0.2%
14 Brazil 2 0.2%
15 India 2 0.2%
16 New Zealand 2 0.2%
17 Japan 2 0.2%
18 Korea, Republic of 2 0.2%
19 Switzerland 2 0.2%
20 Ireland 1 0.1%
21 Poland 1 0.1%
22 Albania 1 0.1%
23 Australia 1 0.1%