condition mean min max 0 h after light 324.43399999999997 324.222 324.646 4 h after light 551.1030000000001 546.115 556.091 8 h after light 622.2635 584.914 659.613 4 h after dark 411.7125 393.483 429.942 8 h after dark 398.819 385.992 411.646 12 h after dark 354.828 337.189 372.467