condition	mean	min	max
4 h after light	498.3885	497.842	498.935
8 h after light	368.3645	360.292	376.437
12 h after light	389.226	383.952	394.5
4 h after dark	584.566	580.221	588.911
8 h after dark	666.8779999999999	664.337	669.419
12 h after dark	629.5374999999999	601.281	657.794