condition	mean	min	max
3 h after light	3.91824	3.11754	4.65399
6 h after light	1.9521566666666668	1.33798	2.6173
9 h after light	2.86029	1.58137	3.68954
12 h after light	3.20111	1.64948	4.34681
3 h after dark	3.34887	2.92867	3.58581
6 h after dark	1.65341	1.04634	2.33227
9 h after dark	1.6388066666666665	1.33188	1.91115
12 h after dark	2.20732	1.96946	2.57228