condition mean min max 3 h after light 0.044842 0.0 0.134526 6 h after light 0.058450466666666666 0.0 0.0888707 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.029118966666666666 0.0 0.0873569 9 h after dark 0.0247614 0.0 0.0742842 12 h after dark 0.150207 0.0 0.300414