condition mean min max 0 h after light 4.89382 3.93669 5.85095 2 h after light 1.40956 1.23167 1.58745 4 h after light 0.796315 0.47794 1.11469 8 h after light 1.131532 0.752444 1.51062 12 h after light 1.1158375 0.979405 1.25227 2 h after dark 1.173225 1.09152 1.25493 4 h after dark 1.84695 1.70223 1.99167 8 h after dark 4.11569 3.56986 4.66152 12 h after dark 6.61417 5.595 7.63334