condition	mean	min	max
0 h after light	8.1746	8.07037	8.27883
4 h after light	5.091575	4.43066	5.75249
8 h after light	4.962785	4.79382	5.13175
4 h after dark	6.29581	5.31662	7.275
8 h after dark	7.338505	6.78223	7.89478
12 h after dark	7.1204149999999995	5.9807	8.26013