condition mean min max 3 h after light 1.10867375 0.409784 2.55057 7 h after light 0.9456331666666666 0.531873 1.37933 11 h after light 0.7817180833333334 0.390489 1.44846 2 h after dark 0.9266605 0.383539 1.73136 6 h after dark 1.1086455833333333 0.579539 2.00412 10 h after dark 1.1689761666666667 0.467909 1.74446