condition mean min max 0 h after light 3.01221 2.68169 3.34273 2 h after light 1.799115 1.69671 1.90152 4 h after light 1.406275 1.29069 1.52186 8 h after light 1.45457 1.31185 1.59729 12 h after light 4.017825 3.68565 4.35 2 h after dark 3.6331550000000004 3.63268 3.63363 4 h after dark 2.3625800000000003 1.62786 3.0973 8 h after dark 3.8328349999999998 3.06187 4.6038 12 h after dark 3.69445 3.62238 3.76652