condition mean min max 0 h after light 347.7185 337.521 357.916 4 h after light 312.50149999999996 302.978 322.025 8 h after light 288.127 275.413 300.841 4 h after dark 483.194 398.826 567.562 8 h after dark 361.2315 352.361 370.102 12 h after dark 337.18 324.312 350.048