condition mean min max 1 h after light 3.7042910769999997 3.7042910769999997 3.7042910769999997 3 h after light 3.271949597 3.2096913519999997 3.334207842 5 h after light 4.4448907645 4.001430631 4.8883508980000006 7 h after light 5.960038083000001 5.713056614 6.207019552 9 h after light 5.136395572 4.401517907 5.8712732370000005 11 h after light 6.123170076000001 5.48831438 6.758025772000001 1 h after dark 5.7711163395 5.261873569 6.28035911 3 h after dark 6.678964778000001 6.550081179 6.807848377000001 5 h after dark 7.605682574 5.932273058 9.27909209 7 h after dark 9.622808305 8.03350672 11.21210989 9 h after dark 12.447948695000001 10.5795032 14.31639419 11 h after dark 14.763552014999998 13.16271517 16.36438886