condition mean min max 3 h after light 1.6287873333333334 0.665389 3.67956 7 h after light 1.6607340833333333 0.169359 4.38595 11 h after light 2.162873 0.321525 4.09665 2 h after dark 2.2381991666666665 0.546785 4.55381 6 h after dark 1.8434475833333333 0.855907 3.89681 10 h after dark 2.012345 0.639526 4.65145