Compo et al. 2011 Slivinski et al. 2019 Slivinski et al, 2021
2023 Count: 262
Compo et al. 2011 Slivinski et al. 2019 Slivinski et al, 2021
2022 Count: 276
Compo et al. 2011 Slivinski et al. 2019 Slivinski et al, 2021
2021 Count: 222
Compo et al. 2011 Slivinski et al. 2019
2020 Count: 254

2019 Count: 299

2018 Count: 296

2017 Count: 278

2016 Count: 236

2015 Count: 231

2014 Count: 214

2013 Count: 173

2012 Count: 84

2011 Count: 52

2010 Count: 9

2023

Compo et al. 2011 Slivinski et al. 2019 Slivinski et al, 2021

2022

Compo et al. 2011 Slivinski et al. 2019