condition mean min max 4 h after light 0.7167795 0.695432 0.738127 8 h after light 0.31909299999999996 0.27263 0.365556 12 h after light 0.3029165 0.151436 0.454397 4 h after dark 0.344402 0.274833 0.437671 8 h after dark 0.7368646666666667 0.641175 0.903645 12 h after dark 0.7626483333333334 0.494187 0.913088