condition	mean	min	max
4 h after light	17.627299999999998	15.879	19.3756
8 h after light	43.314949999999996	42.6748	43.9551
12 h after light	54.5931	52.8207	56.3655
4 h after dark	42.928466666666665	42.3091	43.5198
8 h after dark	35.9	33.9652	38.2977
12 h after dark	25.3062	24.4266	26.4919