condition	mean	min	max
4 h after light	3218.432137	3032.088011	3404.776263
8 h after light	3141.535909	3026.316799	3256.755019
12 h after light	3735.261368	3390.044139	4080.478597
4 h after dark	3289.0845785	2185.385903	4392.783254
8 h after dark	2556.110916	1372.896012	3739.32582
12 h after dark	3687.939087	3687.939087	3687.939087