condition mean min max 3 h after light 1.4362595 0.575354 4.4543 7 h after light 1.4761716666666667 0.394608 3.65998 11 h after light 1.3719369166666666 0.151345 2.48895 2 h after dark 1.19646575 0.450548 3.89979 6 h after dark 1.7814465 0.444677 4.8211 10 h after dark 0.8564191666666666 0.0 2.64318