condition mean min max 4 h after light 336.5915705 336.144757 337.038384 8 h after light 372.377848 371.928657 372.827039 12 h after light 383.8042835 376.299587 391.30898 4 h after dark 449.506846 391.257182 507.75651 8 h after dark 502.1765385 430.932617 573.42046 12 h after dark 248.371776 248.371776 248.371776