Distributions of filament length (panel a); heliocentric distance (panel b); logarithm of cloud mass M_cloud (panel c); line width Δv (panel d); logarithm of gas surface density Σ_gas (panel e); logarithm of dense gas mass M_dense (panel f); free-fall time obtained based on spherical morphology (panel g); aspect ratio (panel h); and logarithm of dense gas mass per unit length (panel i).