condition mean min max 3 h after light 1.2826328333333334 0.307674 2.79441 7 h after light 0.7808458416666667 0.0763551 2.62039 11 h after light 1.36566425 0.060933 4.24514 2 h after dark 1.95370275 0.666285 3.30126 6 h after dark 2.023952 0.343265 5.44134 10 h after dark 1.36487225 0.262008 2.24563