condition	mean	min	max
4 h after light	4023.9556535	3254.910019	4793.001288
8 h after light	4508.772642	4354.792529	4662.752755
12 h after light	4540.609845	4001.141479	5080.078211
4 h after dark	3278.4671035	2917.080235	3639.853972
8 h after dark	3928.09672	3670.860264	4185.333176
12 h after dark	3363.805191	3363.805191	3363.805191