condition mean min max 3 h after light 1.8463405 0.169656 9.47617 7 h after light 1.0582285 0.328694 2.77352 11 h after light 1.2302183333333332 0.29936 3.23846 2 h after dark 1.8467547500000001 0.48746 5.40432 6 h after dark 1.0880214 0.0757218 3.31173 10 h after dark 0.80900375 0.0 3.0623