condition mean min max 0 h after light 2.7932550000000003 2.59126 2.99525 4 h after light 3.222575 2.82997 3.61518 8 h after light 1.72046 1.69595 1.74497 4 h after dark 1.84475 1.37035 2.31915 8 h after dark 2.3656800000000002 2.35575 2.37561 12 h after dark 2.790655 2.3489 3.23241