condition mean min max 0 h after light 1.96833 1.45198 2.48468 4 h after light 0.5240235 0.204146 0.843901 8 h after light 0.2048505 0.0 0.409701 4 h after dark 1.5295865000000002 0.813423 2.24575 8 h after dark 2.04956 1.6314 2.46772 12 h after dark 1.12377 1.03389 1.21365