condition mean min max 0 h after light 1.950065 1.36472 2.53541 2 h after light 0.158745 0.0 0.31749 4 h after light 2.2554165 0.782903 3.72793 8 h after light 2.24004 1.3092 3.17088 12 h after light 0.636615 0.0 1.27323 2 h after dark 0.6810265 0.652562 0.709491 4 h after dark 0.152304 0.0 0.304608 8 h after dark 1.269092 0.866654 1.67153 12 h after dark 0.169151 0.0 0.338302