condition	mean	min	max
4 h after light	2.13396	1.95287	2.31505
8 h after light	2.64863	2.34054	2.95672
12 h after light	3.23866	3.04783	3.42949
4 h after dark	2.96221	2.63401	3.13636
8 h after dark	2.1939433333333334	1.83353	2.76668
12 h after dark	2.14004	2.07065	2.24138