condition	mean	min	max
4 h after light	31.552500000000002	30.9671	32.1379
8 h after light	33.79665	32.9497	34.6436
12 h after light	42.206450000000004	41.621	42.7919
4 h after dark	79.29755	72.0678	86.5273
8 h after dark	58.2197	55.7711	60.6683
12 h after dark	50.694599999999994	49.6722	51.717