condition mean min max 4 h after light 520.116672 419.30898 620.924364 8 h after light 484.9231605 386.691187 583.155134 12 h after light 372.73842149999996 363.291967 382.184876 4 h after dark 368.9921155 342.447036 395.537195 8 h after dark 438.4367405 387.543235 489.330246 12 h after dark 373.778187 373.778187 373.778187