"Figure 23: Between 2010 and 2019, there has been a decline in the average number of bees counted",""
"Average number of bees per kilometre and annual variation of this average (standard deviation) counted on BeeWalk surveys for semi-natural habitats, Great Britain, 2010 to 2019",""
"",""
"Notes",""
"Unit","Number of bees per walked km"
"",""
"","All bees","Mean minus standard deviation","Mean plus standard deviation"
"2010","30.2","-40.8","101.3"
"2011","20.7","-25.5","66.8"
"2012","24.9","-6.6","56.4"
"2013","20.8","-12.2","53.8"
"2014","25.4","-9.5","60.3"
"2015","24.8","-12.8","62.3"
"2016","26.0","-10.1","62.0"
"2017","28.1","-38.9","95.1"
"2018","23.6","-8.8","56.0"
"2019","25.6","-14.4","65.6"