Bestand
2007,112-114; 2008,119-121; 2009,126-129; 2010,131.134; 2011,137-139; 2012,145-147; 2013,149-152; 2014,154-159; 2015,161.163-165; 2016,167; 2016,169 - 2019,180; 2019,182 - 2020,184; 2020,186 - 2021,191; 2022,193 - 2022,196; 2023,198 - 2023,200; 2024,202 - 2024,204