condition mean min max 0 h after light 0.1169865 0.0 0.233973 2 h after light 0.37280349999999995 0.351583 0.394024 4 h after light 0.1720105 0.0 0.344021 8 h after light 0.240944 0.120816 0.361072 12 h after light 0.251034 0.234991 0.267077 2 h after dark 0.1256925 0.120439 0.130946 4 h after dark 0.34369649999999996 0.337317 0.350076 8 h after dark 0.2608205 0.126893 0.394748 12 h after dark 0.1224875 0.120098 0.124877