condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.15445969999999998 0.0542628 0.30143 3 h after dark 0.0500624 0.0 0.0836702 6 h after dark 0.15263933333333332 0.0 0.285527 9 h after dark 0.020192166666666667 0.0 0.0605765 12 h after dark 0.058580400000000005 0.0512896 0.0658712