condition	mean	min	max
4 h after light	36.49095	32.9563	40.0256
8 h after light	28.77215	28.506	29.0383
12 h after light	31.053800000000003	31.0027	31.1049
4 h after dark	35.439566666666664	34.7852	36.0383
8 h after dark	40.23806666666667	37.8887	43.0242
12 h after dark	40.3727	38.7628	41.942