2020 Journal Citation Reports®, from Clarivate Analytics:

SCI Impact Factor (2020) 5.376
SCI 5-Year Impact Factor (2020) 4.865

2020 Journal Metrics, from Scopus:

SCImago Journal & Country Rank
5.1
2020CiteScore
 
67th percentile
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CiteScore (2020) 5.1
SJR (2020) 1.234
SNIP (2020) 1.324

Country-specific access statistics

CountryReference
United States 32,906
South Korea 5,575
Germany 4,534
China 3,258
Canada 1,962
United Kingdom 1,149
Russia 823
Japan 569
Australia 492
Spain 433
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