condition mean min max 2 h after light 0.46667166666666665 0.0 1.45614 6 h after light 0.0 0.0 0.0 10 h after light 0.21772833333333333 0.0 1.30637 14 h after light 0.47855333333333333 0.0 1.45015 18 h after light 0.20777500000000002 0.0 1.24665 2 h after dark 0.0 0.0 0.0