condition	mean	min	max
4 h after light	40.375403500000004	39.705384	41.045423
8 h after light	65.5494605	61.744082	69.354839
12 h after light	62.06115	45.48088	78.64142
4 h after dark	78.841009	61.744082	95.937936
8 h after dark	71.53626249999999	64.904178	78.168347
12 h after dark	39.676008	39.676008	39.676008