condition mean min max 0 h after light 0.0272152 0.0 0.0544304 2 h after light 0.0253255 0.0 0.050651 4 h after light 0.05046775 0.0495616 0.0513739 8 h after light 0.0 0.0 0.0 12 h after light 0.02885745 0.0 0.0577149 2 h after dark 0.05432405 0.0520535 0.0565946 4 h after dark 0.02521695 0.0 0.0504339 8 h after dark 0.02843485 0.0 0.0568697 12 h after dark 0.0529386 0.0519058 0.0539714