condition	mean	min	max
4 h after light	67.43805	30.731968	104.144132
8 h after light	51.5828525	49.53355	53.632155
12 h after light	64.8352065	45.053477	84.616936
4 h after dark	129.82843400000002	106.168846	153.488022
8 h after dark	246.0794915	244.091525	248.067458
12 h after dark	171.847441	171.847441	171.847441