Here are my ratings. Note that these are only albums I've listened to from beginning to end in one sitting.

The Wall
Dark Side of the Moon
Wish You Were Here
Animals
Meddle
Obscured by Clouds
The Final Cut
The Piper at the Gates of Dawn

Some of my favorite songs

Time, Hey You, Comfortably Numb, Welcome to the Machine, Echoes, Waiting For the Worms, Don't Leave Me Now, One of my Turns, Us and Them, The Trial, Shine On You Crazy Diamond I-V, Another Brick in the Wall II, Another Brick in the Wall III, Wish You Were Here, Goodbye Blue Sky, Young Lust, Lucifer Sam, Pigs (Three Different Ones), In the Flesh?, In the Flesh, Money, The Final Cut, The Great Gig in the Sky