condition	mean	min	max
4 h after light	31.739733	26.819362	36.660104
8 h after light	39.661364	38.253535	41.069193
12 h after light	33.3221125	29.696271	36.947954
4 h after dark	45.3711575	37.432653	53.309662
8 h after dark	35.314887	31.975496	38.654278
12 h after dark	23.773736	23.773736	23.773736