Year Colonies 2008 2342 2009 2498 2010 2692 2011 2491 2012 2539 2013 2641 2014 2741 2015 2661 2016 2780 2017 2684 2018 2828 2019 2812 2020 2706 2021 2697 2022 2667 2023 2509