condition mean min max 0 h after light 9.666055 8.74111 10.591 2 h after light 11.8233 10.9634 12.6832 4 h after light 9.46997 7.17414 11.7658 8 h after light 15.460799999999999 12.9429 17.9787 12 h after light 19.5714 18.7922 20.3506 2 h after dark 22.91995 20.9434 24.8965 4 h after dark 16.538899999999998 14.5903 18.4875 8 h after dark 13.71755 12.3095 15.1256 12 h after dark 12.8429 12.6847 13.0011