condition	mean	min	max
0 h after light	11.898900000000001	10.0408	13.757
4 h after light	6.2073350000000005	6.00675	6.40792
8 h after light	9.176065	8.74955	9.60258
4 h after dark	8.898565	7.72063	10.0765
8 h after dark	10.499295	9.67779	11.3208
12 h after dark	10.787935000000001	9.40747	12.1684