condition	mean	min	max
4 h after light	18.811244000000002	17.205285	20.417203
8 h after light	16.811135	14.124075	19.498195
12 h after light	25.795603	24.344105	27.247101
4 h after dark	36.086472	26.056993	46.115951
8 h after dark	125.9603115	61.127263	190.79336
12 h after dark	18.162037	18.162037	18.162037