condition	mean	min	max
4 h after light	3.2232950000000002	2.675	3.77159
8 h after light	2.85015	2.69775	3.00255
12 h after light	2.8316350000000003	2.74404	2.91923
4 h after dark	5.173676666666667	4.85823	5.43275
8 h after dark	3.3199300000000003	2.63213	3.94314
12 h after dark	3.950213333333333	3.57843	4.36468