condition mean min max 3 h after light 0.044208 0.0 0.132624 6 h after light 0.042629 0.0 0.127887 9 h after light 0.05650296666666666 0.0 0.130183 12 h after light 0.081485575 0.0386881 0.160754 3 h after dark 0.07502773333333333 0.0 0.125398 6 h after dark 0.1264497 0.0496635 0.258365 9 h after dark 0.08250653333333333 0.0 0.183085 12 h after dark 0.04936105 0.0 0.0987221