condition mean min max 3 h after light 0.010074566666666666 0.0 0.0302237 6 h after light 0.0 0.0 0.0 9 h after light 0.0090318 0.0 0.0270954 12 h after light 0.01262075 0.0 0.0253894 3 h after dark 0.06492053333333334 0.0391491 0.0933693 6 h after dark 0.2555523333333333 0.186059 0.311727 9 h after dark 0.051516933333333334 0.0 0.114318 12 h after dark 0.0154105 0.0 0.030821