Issue
- Volume 2022(2022)40,428
- Volume 2021(2021)31,456
- Volume 2014(2014)28,500
- Volume 2013(2013)25,060
- Volume 2012(2012)24,842
- Volume 2020(2020)24,556
- Volume 2015(2015)21,110
- Volume 2018(2018)17,068
- Volume 2017(2017)15,417
- Volume 2019(2019)15,224
- Volume 2016(2016)14,426
- Volume 2011(2011)9,956
- Volume 16:Issue 1(2016)9,173
- Volume 2010(2010)8,588
- Volume 3(2019)Supplement 17,638
- Volume 7:Issue 1(2017)6,212
- Volume 2009(2009)5,112
- Volume 5(2021)Supplement 14,950
- Volume 6(2022)Supplement 14,920
- Volume 8:Issue 1(2018)4,688