condition mean min max 0 h after light 4.384355 3.83246 4.93625 4 h after light 4.74606 3.91355 5.57857 8 h after light 3.6452599999999995 3.24997 4.04055 4 h after dark 5.253825 4.83939 5.66826 8 h after dark 5.749605000000001 4.89383 6.60538 12 h after dark 3.51523 3.47652 3.55394