condition mean min max 4 h after light 0.7409330000000001 0.366446 1.11542 8 h after light 0.8433809999999999 0.816667 0.870095 12 h after light 1.60714 1.52271 1.69157 4 h after dark 2.7317366666666665 2.59717 2.86528 8 h after dark 2.7526566666666668 1.98946 3.22263 12 h after dark 1.4143 1.12946 1.84006