condition mean min max 3 h after light 0.06477233333333333 0.0 0.194317 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.02823575 0.0 0.112943 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0561595 0.0 0.112319