condition mean min max 2 h after light 1.3833351666666667 0.129482 4.24841 6 h after light 1.7041925 0.775675 2.5414 10 h after light 0.7966538333333334 0.247248 2.28291 14 h after light 1.9723600000000001 1.26613 2.53535 18 h after light 1.2772088333333333 0.768491 2.24075 2 h after dark 1.5626471666666666 0.927611 2.52142