THE ALBUMS WITH MOST WEEKS AT NUMBER ONE IN THE US - BY DECADE

May as well post the equivalent from the US Album chart -  I am listing below the albums that have sent the longest at Number One in the US, broken down by decade, since the mono and stereo charts were combined into the 150 strong Top LP's chart in August 1963 which later evolved into the current Hot 200 chart.

1960's

1.  18 weeks (18 consective) - More Of The Monkees (The Monkees)(1 run)
2.  15 weeks (15 consecutive) - Sergeant Pepper's Lonely Hearts Club Band (The Beatles)(1 run)
3.  14 weeks (14 consecutive) - A Hard Day's Night (The Beatles)(1 run)

=.  14 weeks (13 consecutive) - Mary Poppins (Original Soundtrack)(2 runs)
5.  13 weeks (13 consecutive) - The Monkees (The Monkees)(1 run)
=. 13 weeks (13 consecutive) - Hair (Original Soundtrack)(1 run) 

1970's

1.  31 weeks (19 consecutive) - Rumours (Fleetwood Mac)(4 runs)

2.  24 weeks (24 consecutive) - Saturday Night Fever (Bee Gees/Various Artists)(1 run)

3.  15 weeks (15 consecutive) - Tapestry (Carole King)(1 run)
4.  14 weeks (13 consecutive) - Songs In The Key Of Life (Stevie Wonder)(2 runs)

5.  12 weeks (7 consecutive) - Grease (Original Soundtrack)(3 runs)

1980's

1.  37 weeks (17 consecutive) - Thriller (Michael Jackson)(4 runs)

2.  24 weeks (24 consecutive) - Purple Rain Soundtrack (Prince & the Revolution)(1 run)

3.  18 weeks (9 consecutive) - Dirty Dancing (Original Soundtrack)(2 runs)
4.  17 weeks (10 consecutive) - Synchronicity (The Police)(2 runs)
5.  15 weeks (15 consecutive) - The Wall (Pink Floyd)(1 run)
=.  15 weeks (6 consecutive) - Hi Infidelity (REO Speedwagon)(3 runs)

=.  15 weeks (15 consecutive) - Business As Usual (Men At Work)(1 run)

1990's

1.  21 weeks (18 consecutive) - Please Hammer, Don't Hurt 'em (MC Hammer) (2 runs)

2.  20 weeks (13 consecutive) - The Bodyguard Soundtrack (Whitney Houston)(4 runs)

3.  18 weeks (8 consecutive) - Ropin' The Wind (Garth Brooks)(4 runs)

4.  17 weeks (17 consecutive) - Some Gave All (Billy Ray Cyrus)(1 run)

5.  16 weeks (16 consecutive) - To The Extreme (Vanilla Ice)(1 run)
=.  16 weeks (16 consecutive) - Titanic: Music From The Motion Picture (James Horner/Soundtrack)(1 run)

2000's

1.   11 weeks (7 consecutive) - Fearless (Taylor Swift)(3 runs)
=.  9 weeks (6 consecutive) - Supernatural (Santana)(2 runs)(also 3 weeks in the 1990's)

=.  9 weeks (5 consecutive) - Confessions (Usher)(3 runs)
4.  8 weeks (8 consecutive) - No Strings Attached (N Sync)(1 run)

=.  8 weeks (8 weeks) - The Marshall Mathers LP (Eminem)(1 run)
=.  8 weeks (7 weeks) - 1 (The Beatles)(2 runs)
=.  8 weeks (8 weeks) - Weathered (Creed)(1 run)

2010's

1.  24 weeks (10 consecutive) - 21 (Adele)(10 runs)
2.  13 weeks (8 consecutive) - Frozen (Soundtrack)(4 runs)
=.  13 weeks (9 consecutive) - Views (Drake)(3 runs)
4.  11 weeks (4 consecutive) - 1989 (Taylor Swift)(4 runs)
=.  10 weeks (7 consecutive) - 25 (Adele)(3 runs)

So with 37 weeks at Number One, "Thriller" by Michael Jackson takes the title in the US.

From the album, this is "Smooth Criminal".