condition	mean	min	max
4 h after light	10.385283000000001	10.236305	10.534261
8 h after light	8.359102	8.179235	8.538969
12 h after light	7.786441999999999	7.502826	8.070058
4 h after dark	8.310862	7.624568	8.997156
8 h after dark	8.541359	7.544693	9.538025
12 h after dark	10.724424	10.724424	10.724424