condition	mean	min	max
4 h after light	1082.3	1082.3	1082.3
8 h after light	1050.0	1047.4	1052.6
12 h after light	996.0	811.8	1180.2
4 h after dark	747.2	631.6	862.8
8 h after dark	763.3	740.8	785.8
12 h after dark	807.6	790.0	825.2