Vol. 70: no. 3 (September - November 2015)
Vol. 71: no. 1 (March - May 2016); no. 2 (June - August 2016); no. 3 (September - November 2016); no. 4 (December 2016 - February 2017)
Vol. 72: no. 1 (March - May 2017) ; no. 2 (June - August 2017); no. 3 (September - November 2017); no. 4 (December 2017 - February 2018)
Vol. 73: no. 1 (March - May 2018); no. 2 (June - August 2018); no. 3 (September - November 2018); no. 4 (December 2018 - February 2019)
Vol. 74: no. 2 (June - August 2019); no. 3 (September - November 2019); no. 4 (December 2019 - February 2020)