condition mean min max 2 h after light 0.4913261666666667 0.0 1.45009 6 h after light 1.11275 0.0 5.11185 10 h after light 3.050876666666667 0.0 14.7498 14 h after light 0.059105 0.0 0.35463 18 h after light 0.0432535 0.0 0.259521 2 h after dark 1.0488476666666666 0.0 4.63888