condition mean min max 0 h after light 1.5763699999999998 1.23725 1.91549 2 h after light 0.0 0.0 0.0 4 h after light 0.194628 0.0 0.389256 8 h after light 0.3941375 0.0 0.788275 12 h after light 2.300085 1.53906 3.06111 2 h after dark 0.64322 0.0 1.28644 4 h after dark 0.5662375 0.368207 0.764268 8 h after dark 1.908325 1.66216 2.15449 12 h after dark 1.5809735 0.408937 2.75301