condition mean min max 0 h after light 1.2517 1.12332 1.38008 4 h after light 0.9454265000000001 0.615213 1.27564 8 h after light 2.72139 2.37067 3.07211 4 h after dark 0.254643 0.254141 0.255145 8 h after dark 0.1281418 0.0849506 0.171333 12 h after dark 1.1506850000000002 1.09542 1.20595