condition mean min max 0 h after light 4.95703 4.8281 5.08596 2 h after light 3.16085 3.10332 3.21838 4 h after light 2.6783900000000003 2.53803 2.81875 8 h after light 3.26423 3.05597 3.47249 12 h after light 5.15601 4.87591 5.43611 2 h after dark 6.008685 5.02007 6.9973 4 h after dark 5.3035499999999995 4.88827 5.71883 8 h after dark 6.8193850000000005 6.67012 6.96865 12 h after dark 7.75328 7.05768 8.44888