condition mean min max 1 h after light 6.7795443075 5.961222827 7.597865787999999 3 h after light 7.696925934666667 7.047282801000001 8.066202426 5 h after light 8.366179340666665 7.392034044 10.13367057 7 h after light 8.485406237333335 8.267253161000001 8.644427169 9 h after light 9.366977563666667 8.221837072000001 10.27946182 11 h after light 9.024621619333333 7.8367815720000005 9.853423648 1 h after dark 8.617620717000001 6.85000079 10.27403288 3 h after dark 9.538527531333333 9.177958834 10.05113646 5 h after dark 8.983045833666667 8.580862171 9.230399208 7 h after dark 7.916113159 4.401257064 11.17740131 9 h after dark 9.141773525333333 8.327044224 9.769388587 11 h after dark 8.393411927999999 7.833291631 8.687057824