condition mean min max 4 h after light 150.97824350000002 137.135083 164.821404 8 h after light 171.86042 159.244425 184.476415 12 h after light 142.8194235 140.979295 144.659552 4 h after dark 195.5150435 159.244425 231.785662 8 h after dark 171.806981 145.752526 197.861436 12 h after dark 149.96147 149.96147 149.96147