condition mean min max 2 h after light 0.13847431666666665 0.0 0.526515 6 h after light 0.1542716 0.0 0.477553 10 h after light 0.26484756666666665 0.0875127 0.539358 14 h after light 0.228481 0.0 0.592467 18 h after light 0.174422 0.0 0.510436 2 h after dark 0.0822165 0.0 0.377713