condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.002799233333333333 0.0 0.0083977 12 h after light 0.015836033333333333 0.0 0.0475081 4 h after dark 0.006233033333333333 0.0 0.0186991 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0038147000000000003 0.0 0.0114441