condition	mean	min	max
4 h after light	153.9365	149.367	158.506
8 h after light	101.7527	95.3064	108.199
12 h after light	51.516400000000004	50.8952	52.1376
4 h after dark	58.8715	54.7812	62.463
8 h after dark	91.611	90.4518	92.5517
12 h after dark	163.43966666666665	157.98	173.816