condition	mean	min	max
4 h after light	12.694560000000001	12.47753	12.81375
8 h after light	12.225586666666667	12.013010000000001	12.358369999999999
12 h after light	12.71461	12.462019999999999	12.9398
4 h after dark	13.066403333333334	12.79631	13.28315
8 h after dark	13.064733333333333	12.744439999999999	13.264170000000002
12 h after dark	13.05432	12.79537	13.22511